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Finding the Fourth Proportional to 83,469.85, 125,205 and 24,306.97

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Solution

The fourth proportional to 83,469.85, 125,205 and 24,306.97 is: 36,460.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,469.85 : 125,205 = 24,306.97 : x
  2. Step 2: Convert to fraction form
    83,469.85/125,205 = 24,306.97/x
  3. Step 3: Cross multiply
    83,469.85x = 125,205 × 24,306.97
  4. Step 4: Simplify right side
    83,469.85x = 3,043,354,178.85
  5. Step 5: Solve for x
    x = 3,043,354,178.85/83,469.85
  6. Step 6: Final answer
    x = 36,460.52

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1.5x scale

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.