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Finding the Fourth Proportional to 225,108.67, 337,662.82 and 90,233.68

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Solution

The fourth proportional to 225,108.67, 337,662.82 and 90,233.68 is: 135,350.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,108.67 : 337,662.82 = 90,233.68 : x
  2. Step 2: Convert to fraction form
    225,108.67/337,662.82 = 90,233.68/x
  3. Step 3: Cross multiply
    225,108.67x = 337,662.82 × 90,233.68
  4. Step 4: Simplify right side
    225,108.67x = 30,468,558,847.78
  5. Step 5: Solve for x
    x = 30,468,558,847.78/225,108.67
  6. Step 6: Final answer
    x = 135,350.45

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