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Finding the Fourth Proportional to 115,932.60, 173,898.90 and 98,436.60

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Solution

The fourth proportional to 115,932.60, 173,898.90 and 98,436.60 is: 147,654.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,932.60 : 173,898.90 = 98,436.60 : x
  2. Step 2: Convert to fraction form
    115,932.60/173,898.90 = 98,436.60/x
  3. Step 3: Cross multiply
    115,932.60x = 173,898.90 × 98,436.60
  4. Step 4: Simplify right side
    115,932.60x = 17,118,016,459.74
  5. Step 5: Solve for x
    x = 17,118,016,459.74/115,932.60
  6. Step 6: Final answer
    x = 147,654.90

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