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Finding the Fourth Proportional to 225,060.67, 337,540.78 and 67,268.62

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Solution

The fourth proportional to 225,060.67, 337,540.78 and 67,268.62 is: 100,887.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,060.67 : 337,540.78 = 67,268.62 : x
  2. Step 2: Convert to fraction form
    225,060.67/337,540.78 = 67,268.62/x
  3. Step 3: Cross multiply
    225,060.67x = 337,540.78 × 67,268.62
  4. Step 4: Simplify right side
    225,060.67x = 22,705,902,464.32
  5. Step 5: Solve for x
    x = 22,705,902,464.32/225,060.67
  6. Step 6: Final answer
    x = 100,887.92

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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.