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Finding the Fourth Proportional to 5,872.92, 8,104.66 and 3,515.06

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Solution

The fourth proportional to 5,872.92, 8,104.66 and 3,515.06 is: 4,850.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,872.92 : 8,104.66 = 3,515.06 : x
  2. Step 2: Convert to fraction form
    5,872.92/8,104.66 = 3,515.06/x
  3. Step 3: Cross multiply
    5,872.92x = 8,104.66 × 3,515.06
  4. Step 4: Simplify right side
    5,872.92x = 28,488,377.65
  5. Step 5: Solve for x
    x = 28,488,377.65/5,872.92
  6. Step 6: Final answer
    x = 4,850.80

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