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Finding the Fourth Proportional to 91,773.10, 137,659.65 and 88,273.90

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Solution

The fourth proportional to 91,773.10, 137,659.65 and 88,273.90 is: 132,410.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,773.10 : 137,659.65 = 88,273.90 : x
  2. Step 2: Convert to fraction form
    91,773.10/137,659.65 = 88,273.90/x
  3. Step 3: Cross multiply
    91,773.10x = 137,659.65 × 88,273.90
  4. Step 4: Simplify right side
    91,773.10x = 12,151,754,178.14
  5. Step 5: Solve for x
    x = 12,151,754,178.14/91,773.10
  6. Step 6: Final answer
    x = 132,410.85

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