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Finding the Fourth Proportional to 16,626.92, 24,919.52 and 8,309.25

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Solution

The fourth proportional to 16,626.92, 24,919.52 and 8,309.25 is: 12,453.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,626.92 : 24,919.52 = 8,309.25 : x
  2. Step 2: Convert to fraction form
    16,626.92/24,919.52 = 8,309.25/x
  3. Step 3: Cross multiply
    16,626.92x = 24,919.52 × 8,309.25
  4. Step 4: Simplify right side
    16,626.92x = 207,062,480.01
  5. Step 5: Solve for x
    x = 207,062,480.01/16,626.92
  6. Step 6: Final answer
    x = 12,453.45

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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.