A certain product now costs 37.4 yuan per piece, which is 15% lower than before. What was the original cost per piece?
某种产品，现在每件成本37.4元，比原来降低了15%，原来每件成本是多少元．
<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>