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Finding the Fourth Proportional to 225,016.87, 337,690.95 and 106,687.75

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Solution

The fourth proportional to 225,016.87, 337,690.95 and 106,687.75 is: 160,110.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,016.87 : 337,690.95 = 106,687.75 : x
  2. Step 2: Convert to fraction form
    225,016.87/337,690.95 = 106,687.75/x
  3. Step 3: Cross multiply
    225,016.87x = 337,690.95 × 106,687.75
  4. Step 4: Simplify right side
    225,016.87x = 36,027,487,650.86
  5. Step 5: Solve for x
    x = 36,027,487,650.86/225,016.87
  6. Step 6: Final answer
    x = 160,110.16

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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.