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Finding the Fourth Proportional to 16,469.44, 24,704.94 and 5,376.12

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Solution

The fourth proportional to 16,469.44, 24,704.94 and 5,376.12 is: 8,064.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,469.44 : 24,704.94 = 5,376.12 : x
  2. Step 2: Convert to fraction form
    16,469.44/24,704.94 = 5,376.12/x
  3. Step 3: Cross multiply
    16,469.44x = 24,704.94 × 5,376.12
  4. Step 4: Simplify right side
    16,469.44x = 132,816,722.03
  5. Step 5: Solve for x
    x = 132,816,722.03/16,469.44
  6. Step 6: Final answer
    x = 8,064.43

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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.