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Finding the Fourth Proportional to 83,292.86, 124,939.18 and 27,132.87

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Solution

The fourth proportional to 83,292.86, 124,939.18 and 27,132.87 is: 40,699.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,292.86 : 124,939.18 = 27,132.87 : x
  2. Step 2: Convert to fraction form
    83,292.86/124,939.18 = 27,132.87/x
  3. Step 3: Cross multiply
    83,292.86x = 124,939.18 × 27,132.87
  4. Step 4: Simplify right side
    83,292.86x = 3,389,959,107.60
  5. Step 5: Solve for x
    x = 3,389,959,107.60/83,292.86
  6. Step 6: Final answer
    x = 40,699.28

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