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Finding the Fourth Proportional to 125,217.60, 187,765.92 and 46,291.20

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Solution

The fourth proportional to 125,217.60, 187,765.92 and 46,291.20 is: 69,414.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,217.60 : 187,765.92 = 46,291.20 : x
  2. Step 2: Convert to fraction form
    125,217.60/187,765.92 = 46,291.20/x
  3. Step 3: Cross multiply
    125,217.60x = 187,765.92 × 46,291.20
  4. Step 4: Simplify right side
    125,217.60x = 8,691,909,755.90
  5. Step 5: Solve for x
    x = 8,691,909,755.90/125,217.60
  6. Step 6: Final answer
    x = 69,414.44

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