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Finding the Fourth Proportional to 16,593.20, 22,898.22 and 9,519.20

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Solution

The fourth proportional to 16,593.20, 22,898.22 and 9,519.20 is: 13,136.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,593.20 : 22,898.22 = 9,519.20 : x
  2. Step 2: Convert to fraction form
    16,593.20/22,898.22 = 9,519.20/x
  3. Step 3: Cross multiply
    16,593.20x = 22,898.22 × 9,519.20
  4. Step 4: Simplify right side
    16,593.20x = 217,972,735.82
  5. Step 5: Solve for x
    x = 217,972,735.82/16,593.20
  6. Step 6: Final answer
    x = 13,136.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.