There are 54 people participating in the rope skipping competition, which is 25% less than those participating in the racket ball competition. How many people participate in the racket ball competition?
参加跳绳比赛的人有54人，比参加拍球比赛的少25%，参加拍球比赛的人有多少人．
<gadget id="calculator">25 / 100</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">1 - (1/4)</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">54 / (3/4)</gadget>
<output>72</output>

<result>72</result>