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Finding the Fourth Proportional to 69,101.92, 95,385.27 and 40,807.72

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Solution

The fourth proportional to 69,101.92, 95,385.27 and 40,807.72 is: 56,329.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,101.92 : 95,385.27 = 40,807.72 : x
  2. Step 2: Convert to fraction form
    69,101.92/95,385.27 = 40,807.72/x
  3. Step 3: Cross multiply
    69,101.92x = 95,385.27 × 40,807.72
  4. Step 4: Simplify right side
    69,101.92x = 3,892,455,390.28
  5. Step 5: Solve for x
    x = 3,892,455,390.28/69,101.92
  6. Step 6: Final answer
    x = 56,329.19

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