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Finding the Fourth Proportional to 8,144.76, 12,216.33 and 5,529.06

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Solution

The fourth proportional to 8,144.76, 12,216.33 and 5,529.06 is: 8,293.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,144.76 : 12,216.33 = 5,529.06 : x
  2. Step 2: Convert to fraction form
    8,144.76/12,216.33 = 5,529.06/x
  3. Step 3: Cross multiply
    8,144.76x = 12,216.33 × 5,529.06
  4. Step 4: Simplify right side
    8,144.76x = 67,544,821.55
  5. Step 5: Solve for x
    x = 67,544,821.55/8,144.76
  6. Step 6: Final answer
    x = 8,293.04

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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.