To buy a car, the installment payment will increase the price by 7%, and if you buy it in cash, you can pay at a 5% discount. Uncle Zhang did the math and found that the installment payment was 7,200 yuan more than the cash purchase. Uncle Wang decided to buy it in cash. Do you know how much Uncle Zhang paid for this car?
买一辆汽车，分期付款购买要加价7%，如果现金购买可按九五折付款．张叔叔算了算，发现分期付款比现金购买多付了7200元．王叔叔决定现金购买，你知道张叔叔买这辆车花了多少钱吗？
<gadget id="calculator">7 / 100</gadget>
<output>7/100 = around 0.07</output>

<gadget id="calculator">95 / 100</gadget>
<output>19/20 = around 0.95</output>

<gadget id="calculator">(7/100) - (19/20)</gadget>
<output>-22/25 = around -0.88</output>

<gadget id="calculator">1 + (-22/25)</gadget>
<output>3/25 = around 0.12</output>

<gadget id="calculator">7_200 / (3/25)</gadget>
<output>60_000</output>

<gadget id="calculator">60_000 * (19/20)</gadget>
<output>57_000</output>

<result>57_000</result>