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Finding the Fourth Proportional to 10,672.20, 16,008.30 and 9,524.03

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Solution

The fourth proportional to 10,672.20, 16,008.30 and 9,524.03 is: 14,286.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,672.20 : 16,008.30 = 9,524.03 : x
  2. Step 2: Convert to fraction form
    10,672.20/16,008.30 = 9,524.03/x
  3. Step 3: Cross multiply
    10,672.20x = 16,008.30 × 9,524.03
  4. Step 4: Simplify right side
    10,672.20x = 152,463,449.41
  5. Step 5: Solve for x
    x = 152,463,449.41/10,672.20
  6. Step 6: Final answer
    x = 14,286.04

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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.