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Finding the Fourth Proportional to 106,357.20, 159,773.40 and 88,861.20

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Solution

The fourth proportional to 106,357.20, 159,773.40 and 88,861.20 is: 133,490.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,357.20 : 159,773.40 = 88,861.20 : x
  2. Step 2: Convert to fraction form
    106,357.20/159,773.40 = 88,861.20/x
  3. Step 3: Cross multiply
    106,357.20x = 159,773.40 × 88,861.20
  4. Step 4: Simplify right side
    106,357.20x = 14,197,656,052.08
  5. Step 5: Solve for x
    x = 14,197,656,052.08/106,357.20
  6. Step 6: Final answer
    x = 133,490.31

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