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Finding the Fourth Proportional to 16,614.80, 24,930.30 and 8,823.50

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Solution

The fourth proportional to 16,614.80, 24,930.30 and 8,823.50 is: 13,239.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,614.80 : 24,930.30 = 8,823.50 : x
  2. Step 2: Convert to fraction form
    16,614.80/24,930.30 = 8,823.50/x
  3. Step 3: Cross multiply
    16,614.80x = 24,930.30 × 8,823.50
  4. Step 4: Simplify right side
    16,614.80x = 219,972,502.05
  5. Step 5: Solve for x
    x = 219,972,502.05/16,614.80
  6. Step 6: Final answer
    x = 13,239.55

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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.