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Finding the Fourth Proportional to 57,906.10, 86,859.15 and 24,617.80

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Solution

The fourth proportional to 57,906.10, 86,859.15 and 24,617.80 is: 36,926.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,906.10 : 86,859.15 = 24,617.80 : x
  2. Step 2: Convert to fraction form
    57,906.10/86,859.15 = 24,617.80/x
  3. Step 3: Cross multiply
    57,906.10x = 86,859.15 × 24,617.80
  4. Step 4: Simplify right side
    57,906.10x = 2,138,281,182.87
  5. Step 5: Solve for x
    x = 2,138,281,182.87/57,906.10
  6. Step 6: Final answer
    x = 36,926.70

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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.