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Finding the Fourth Proportional to 84,542.77, 126,838.85 and 37,784.71

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Solution

The fourth proportional to 84,542.77, 126,838.85 and 37,784.71 is: 56,688.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,542.77 : 126,838.85 = 37,784.71 : x
  2. Step 2: Convert to fraction form
    84,542.77/126,838.85 = 37,784.71/x
  3. Step 3: Cross multiply
    84,542.77x = 126,838.85 × 37,784.71
  4. Step 4: Simplify right side
    84,542.77x = 4,792,569,163.98
  5. Step 5: Solve for x
    x = 4,792,569,163.98/84,542.77
  6. Step 6: Final answer
    x = 56,688.10

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