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Finding the Fourth Proportional to 39,614.58, 54,667.62 and 21,708.54

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Solution

The fourth proportional to 39,614.58, 54,667.62 and 21,708.54 is: 29,957.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,614.58 : 54,667.62 = 21,708.54 : x
  2. Step 2: Convert to fraction form
    39,614.58/54,667.62 = 21,708.54/x
  3. Step 3: Cross multiply
    39,614.58x = 54,667.62 × 21,708.54
  4. Step 4: Simplify right side
    39,614.58x = 1,186,754,215.47
  5. Step 5: Solve for x
    x = 1,186,754,215.47/39,614.58
  6. Step 6: Final answer
    x = 29,957.51

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