The cost of a commodity is 37.4 yuan, which is 15% lower than the original price. What is the original cost?
某种商品的成本是37.4元，比原来降价15%，原来的成本是多少？
<gadget id="calculator">15 / 100</gadget>
<output>3/20 = around 0.15</output>

<gadget id="calculator">1 - (3/20)</gadget>
<output>17/20 = around 0.85</output>

<gadget id="calculator">37.4 / (17/20)</gadget>
<output>44</output>

<result>44</result>