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Finding the Fourth Proportional to 104,979,395.20, 157,469,092.80 and 95,909,468.80

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Solution

The fourth proportional to 104,979,395.20, 157,469,092.80 and 95,909,468.80 is: 143,864,203.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,979,395.20 : 157,469,092.80 = 95,909,468.80 : x
  2. Step 2: Convert to fraction form
    104,979,395.20/157,469,092.80 = 95,909,468.80/x
  3. Step 3: Cross multiply
    104,979,395.20x = 157,469,092.80 × 95,909,468.80
  4. Step 4: Simplify right side
    104,979,395.20x = 15,102,777,042,865,906
  5. Step 5: Solve for x
    x = 15,102,777,042,865,906/104,979,395.20
  6. Step 6: Final answer
    x = 143,864,203.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.