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Finding the Fourth Proportional to 8,791.66, 13,187.46 and 3,597.54

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Solution

The fourth proportional to 8,791.66, 13,187.46 and 3,597.54 is: 5,396.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,791.66 : 13,187.46 = 3,597.54 : x
  2. Step 2: Convert to fraction form
    8,791.66/13,187.46 = 3,597.54/x
  3. Step 3: Cross multiply
    8,791.66x = 13,187.46 × 3,597.54
  4. Step 4: Simplify right side
    8,791.66x = 47,442,414.85
  5. Step 5: Solve for x
    x = 47,442,414.85/8,791.66
  6. Step 6: Final answer
    x = 5,396.30

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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.