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Finding the Fourth Proportional to 174,098.80, 261,234.60 and 99,276.40

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Solution

The fourth proportional to 174,098.80, 261,234.60 and 99,276.40 is: 148,963.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,098.80 : 261,234.60 = 99,276.40 : x
  2. Step 2: Convert to fraction form
    174,098.80/261,234.60 = 99,276.40/x
  3. Step 3: Cross multiply
    174,098.80x = 261,234.60 × 99,276.40
  4. Step 4: Simplify right side
    174,098.80x = 25,934,430,643.44
  5. Step 5: Solve for x
    x = 25,934,430,643.44/174,098.80
  6. Step 6: Final answer
    x = 148,963.87

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