The number of poplars planted by the forestry team is 4 times that of willows. There are 54 more poplars than willows. How many poplars are there?
林业队种的杨树的棵数是柳树的4倍，杨树比柳树多54棵，杨树有多少棵？
<gadget id="calculator">4 - 1</gadget>
<output>3</output>

<gadget id="calculator">54 / 3</gadget>
<output>18</output>

<gadget id="calculator">18 * 4</gadget>
<output>72</output>

<result>72</result>