There are several workers working on the construction site. During lunch, the cafeteria stipulates that one worker is only allowed to use one rice bowl, three workers are only allowed to share one vegetable bowl, and four workers are only allowed to share one soup bowl. As a result, a total of 76 bowls are shared. How many workers are working?
工地有若干工人劳动，午餐时食堂规定一个工人只准用1个饭碗，3个工人只准合用一个菜碗，4个工人只准合用一个汤碗，结果一共用了76个碗，求工地共有多少工人在劳动？
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

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

<gadget id="calculator">1 + (1/3) + (1/4)</gadget>
<output>19/12 = around 1.583333</output>

<gadget id="calculator">76 / (19/12)</gadget>
<output>48</output>

<result>48</result>