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Finding the Fourth Proportional to 22,793.80, 34,198.80 and 11,099.20

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Solution

The fourth proportional to 22,793.80, 34,198.80 and 11,099.20 is: 16,652.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,793.80 : 34,198.80 = 11,099.20 : x
  2. Step 2: Convert to fraction form
    22,793.80/34,198.80 = 11,099.20/x
  3. Step 3: Cross multiply
    22,793.80x = 34,198.80 × 11,099.20
  4. Step 4: Simplify right side
    22,793.80x = 379,579,320.96
  5. Step 5: Solve for x
    x = 379,579,320.96/22,793.80
  6. Step 6: Final answer
    x = 16,652.74

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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.