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Finding the Fourth Proportional to 16,624.70, 24,876.30 and 12,250.70

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Solution

The fourth proportional to 16,624.70, 24,876.30 and 12,250.70 is: 18,331.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,624.70 : 24,876.30 = 12,250.70 : x
  2. Step 2: Convert to fraction form
    16,624.70/24,876.30 = 12,250.70/x
  3. Step 3: Cross multiply
    16,624.70x = 24,876.30 × 12,250.70
  4. Step 4: Simplify right side
    16,624.70x = 304,752,088.41
  5. Step 5: Solve for x
    x = 304,752,088.41/16,624.70
  6. Step 6: Final answer
    x = 18,331.28

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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.