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Finding the Fourth Proportional to 8,132.22, 12,189.03 and 3,693.27

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Solution

The fourth proportional to 8,132.22, 12,189.03 and 3,693.27 is: 5,535.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,132.22 : 12,189.03 = 3,693.27 : x
  2. Step 2: Convert to fraction form
    8,132.22/12,189.03 = 3,693.27/x
  3. Step 3: Cross multiply
    8,132.22x = 12,189.03 × 3,693.27
  4. Step 4: Simplify right side
    8,132.22x = 45,017,378.83
  5. Step 5: Solve for x
    x = 45,017,378.83/8,132.22
  6. Step 6: Final answer
    x = 5,535.68

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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.