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Finding the Fourth Proportional to 8,082.89, 12,124.22 and 4,408.52

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Solution

The fourth proportional to 8,082.89, 12,124.22 and 4,408.52 is: 6,612.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,082.89 : 12,124.22 = 4,408.52 : x
  2. Step 2: Convert to fraction form
    8,082.89/12,124.22 = 4,408.52/x
  3. Step 3: Cross multiply
    8,082.89x = 12,124.22 × 4,408.52
  4. Step 4: Simplify right side
    8,082.89x = 53,449,866.35
  5. Step 5: Solve for x
    x = 53,449,866.35/8,082.89
  6. Step 6: Final answer
    x = 6,612.72

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.