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Finding the Fourth Proportional to 16,503.62, 24,755.91 and 4,191.62

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Solution

The fourth proportional to 16,503.62, 24,755.91 and 4,191.62 is: 6,287.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,503.62 : 24,755.91 = 4,191.62 : x
  2. Step 2: Convert to fraction form
    16,503.62/24,755.91 = 4,191.62/x
  3. Step 3: Cross multiply
    16,503.62x = 24,755.91 × 4,191.62
  4. Step 4: Simplify right side
    16,503.62x = 103,767,367.47
  5. Step 5: Solve for x
    x = 103,767,367.47/16,503.62
  6. Step 6: Final answer
    x = 6,287.55

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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.