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Finding the Fourth Proportional to 22,679.20, 34,024.20 and 9,524.80

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Solution

The fourth proportional to 22,679.20, 34,024.20 and 9,524.80 is: 14,289.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,679.20 : 34,024.20 = 9,524.80 : x
  2. Step 2: Convert to fraction form
    22,679.20/34,024.20 = 9,524.80/x
  3. Step 3: Cross multiply
    22,679.20x = 34,024.20 × 9,524.80
  4. Step 4: Simplify right side
    22,679.20x = 324,073,700.16
  5. Step 5: Solve for x
    x = 324,073,700.16/22,679.20
  6. Step 6: Final answer
    x = 14,289.47

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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.