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Finding the Fourth Proportional to 16,482.97, 24,723.68 and 5,388.20

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Solution

The fourth proportional to 16,482.97, 24,723.68 and 5,388.20 is: 8,082.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,482.97 : 24,723.68 = 5,388.20 : x
  2. Step 2: Convert to fraction form
    16,482.97/24,723.68 = 5,388.20/x
  3. Step 3: Cross multiply
    16,482.97x = 24,723.68 × 5,388.20
  4. Step 4: Simplify right side
    16,482.97x = 133,215,982.02
  5. Step 5: Solve for x
    x = 133,215,982.02/16,482.97
  6. Step 6: Final answer
    x = 8,082.04

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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.