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Finding the Fourth Proportional to 22,676.72, 34,002 and 8,809.52

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Solution

The fourth proportional to 22,676.72, 34,002 and 8,809.52 is: 13,209.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,676.72 : 34,002 = 8,809.52 : x
  2. Step 2: Convert to fraction form
    22,676.72/34,002 = 8,809.52/x
  3. Step 3: Cross multiply
    22,676.72x = 34,002 × 8,809.52
  4. Step 4: Simplify right side
    22,676.72x = 299,541,299.04
  5. Step 5: Solve for x
    x = 299,541,299.04/22,676.72
  6. Step 6: Final answer
    x = 13,209.20

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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.