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Finding the Fourth Proportional to 18,098.40, 24,967.68 and 11,024.40

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Solution

The fourth proportional to 18,098.40, 24,967.68 and 11,024.40 is: 15,208.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,098.40 : 24,967.68 = 11,024.40 : x
  2. Step 2: Convert to fraction form
    18,098.40/24,967.68 = 11,024.40/x
  3. Step 3: Cross multiply
    18,098.40x = 24,967.68 × 11,024.40
  4. Step 4: Simplify right side
    18,098.40x = 275,253,691.39
  5. Step 5: Solve for x
    x = 275,253,691.39/18,098.40
  6. Step 6: Final answer
    x = 15,208.73

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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.