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Finding the Fourth Proportional to 22,989.56, 34,481.46 and 8,194.52

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Solution

The fourth proportional to 22,989.56, 34,481.46 and 8,194.52 is: 12,290.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,989.56 : 34,481.46 = 8,194.52 : x
  2. Step 2: Convert to fraction form
    22,989.56/34,481.46 = 8,194.52/x
  3. Step 3: Cross multiply
    22,989.56x = 34,481.46 × 8,194.52
  4. Step 4: Simplify right side
    22,989.56x = 282,559,013.60
  5. Step 5: Solve for x
    x = 282,559,013.60/22,989.56
  6. Step 6: Final answer
    x = 12,290.75

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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.