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Finding the Fourth Proportional to 16,508.79, 24,748.61 and 6,113.79

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Solution

The fourth proportional to 16,508.79, 24,748.61 and 6,113.79 is: 9,165.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,508.79 : 24,748.61 = 6,113.79 : x
  2. Step 2: Convert to fraction form
    16,508.79/24,748.61 = 6,113.79/x
  3. Step 3: Cross multiply
    16,508.79x = 24,748.61 × 6,113.79
  4. Step 4: Simplify right side
    16,508.79x = 151,307,773.76
  5. Step 5: Solve for x
    x = 151,307,773.76/16,508.79
  6. Step 6: Final answer
    x = 9,165.29

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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.