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Finding the Fourth Proportional to 16,625.10, 24,916.86 and 8,307.45

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Solution

The fourth proportional to 16,625.10, 24,916.86 and 8,307.45 is: 12,450.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,625.10 : 24,916.86 = 8,307.45 : x
  2. Step 2: Convert to fraction form
    16,625.10/24,916.86 = 8,307.45/x
  3. Step 3: Cross multiply
    16,625.10x = 24,916.86 × 8,307.45
  4. Step 4: Simplify right side
    16,625.10x = 206,995,568.61
  5. Step 5: Solve for x
    x = 206,995,568.61/16,625.10
  6. Step 6: Final answer
    x = 12,450.79

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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.