The number of workers in workshop A and workshop B is equal. The number of male workers in workshop A is (2/3) the number of female workers in workshop B, and the number of male workers in workshop B is (1/4) the number of female workers in workshop A. There are 78 female workers in the two workshops. How many people are there?
甲乙两车间人数相等，甲车间男工人数是乙车间女工人数的(2/3)，乙车间男工人数是甲车间女工人数的(1/4)，两车间女工共有78人，两车间男工相差多少人？
<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">78 * (1/4)</gadget>
<output>39/2 = around 19.5</output>

<gadget id="calculator">78 - (39/2)</gadget>
<output>117/2 = around 58.5</output>

<gadget id="calculator">1 - (2/3) - (1/4)</gadget>
<output>1/12 = around 0.083333</output>

<gadget id="calculator">1 + (1/12)</gadget>
<output>13/12 = around 1.083333</output>

<gadget id="calculator">(117/2) / (13/12)</gadget>
<output>54</output>

<gadget id="calculator">(2/3) * 54</gadget>
<output>36</output>

<gadget id="calculator">78 - 54</gadget>
<output>24</output>

<gadget id="calculator">24 * (1/4)</gadget>
<output>6</output>

<gadget id="calculator">36 - 6</gadget>
<output>30</output>

<result>30</result>