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Finding the Fourth Proportional to 16,591.56, 24,874.98 and 7,229.80

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Solution

The fourth proportional to 16,591.56, 24,874.98 and 7,229.80 is: 10,839.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,591.56 : 24,874.98 = 7,229.80 : x
  2. Step 2: Convert to fraction form
    16,591.56/24,874.98 = 7,229.80/x
  3. Step 3: Cross multiply
    16,591.56x = 24,874.98 × 7,229.80
  4. Step 4: Simplify right side
    16,591.56x = 179,841,130.40
  5. Step 5: Solve for x
    x = 179,841,130.40/16,591.56
  6. Step 6: Final answer
    x = 10,839.31

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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.