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Finding the Fourth Proportional to 225,056.88, 337,551.30 and 67,298.85

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Solution

The fourth proportional to 225,056.88, 337,551.30 and 67,298.85 is: 100,938.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,056.88 : 337,551.30 = 67,298.85 : x
  2. Step 2: Convert to fraction form
    225,056.88/337,551.30 = 67,298.85/x
  3. Step 3: Cross multiply
    225,056.88x = 337,551.30 × 67,298.85
  4. Step 4: Simplify right side
    225,056.88x = 22,716,814,306.01
  5. Step 5: Solve for x
    x = 22,716,814,306.01/225,056.88
  6. Step 6: Final answer
    x = 100,938.10

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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.