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Finding the Fourth Proportional to 225,149.30, 337,724.34 and 92,029.44

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Solution

The fourth proportional to 225,149.30, 337,724.34 and 92,029.44 is: 138,044.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,149.30 : 337,724.34 = 92,029.44 : x
  2. Step 2: Convert to fraction form
    225,149.30/337,724.34 = 92,029.44/x
  3. Step 3: Cross multiply
    225,149.30x = 337,724.34 × 92,029.44
  4. Step 4: Simplify right side
    225,149.30x = 31,080,581,884.57
  5. Step 5: Solve for x
    x = 31,080,581,884.57/225,149.30
  6. Step 6: Final answer
    x = 138,044.32

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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.