Manager Zhang ordered other products from the store, priced at 100 yuan each, and ordered 60 pieces in total. Manager Zhang said to the store salesperson: "If you are willing to reduce the price, I will order 3 more pieces for every 1 yuan price reduction." The salesperson counted After a while, if the price is reduced by 4%, since Manager Zhang orders more, he can still get the same profit as before. How much is the cost of this product?
张经理向商店订购其种商品，每件定价100元，共订购60件，张经理对商店营业员说："如果你肯减价，每减价1元，我就多订购3件．"营业员算了一下，如果降价4%，由于张经理多订购，仍可获得与原来一样多的利润，问这种商品的成本是多少元？
<gadget id="calculator">4 / 100</gadget>
<output>1/25 = around 0.04</output>

<gadget id="calculator">1 - (1/25)</gadget>
<output>24/25 = around 0.96</output>

<gadget id="calculator">100 * (24/25)</gadget>
<output>96</output>

<gadget id="calculator">100 - 96</gadget>
<output>4</output>

<gadget id="calculator">3 * 4</gadget>
<output>12</output>

<gadget id="calculator">60 + 12</gadget>
<output>72</output>

<gadget id="calculator">100 * (24/25) * 72</gadget>
<output>6_912</output>

<gadget id="calculator">100 * 60</gadget>
<output>6_000</output>

<gadget id="calculator">6_912 - 6_000</gadget>
<output>912</output>

<gadget id="calculator">72 - 60</gadget>
<output>12</output>

<gadget id="calculator">912 / 12</gadget>
<output>76</output>

<result>76</result>