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Finding the Fourth Proportional to 65,481.24, 98,221.86 and 18,734.10

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Solution

The fourth proportional to 65,481.24, 98,221.86 and 18,734.10 is: 28,101.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,481.24 : 98,221.86 = 18,734.10 : x
  2. Step 2: Convert to fraction form
    65,481.24/98,221.86 = 18,734.10/x
  3. Step 3: Cross multiply
    65,481.24x = 98,221.86 × 18,734.10
  4. Step 4: Simplify right side
    65,481.24x = 1,840,098,147.43
  5. Step 5: Solve for x
    x = 1,840,098,147.43/65,481.24
  6. Step 6: Final answer
    x = 28,101.15

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