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Finding the Fourth Proportional to 168,280.44, 252,468.50 and 68,512.24

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Solution

The fourth proportional to 168,280.44, 252,468.50 and 68,512.24 is: 102,787.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,280.44 : 252,468.50 = 68,512.24 : x
  2. Step 2: Convert to fraction form
    168,280.44/252,468.50 = 68,512.24/x
  3. Step 3: Cross multiply
    168,280.44x = 252,468.50 × 68,512.24
  4. Step 4: Simplify right side
    168,280.44x = 17,297,182,464.44
  5. Step 5: Solve for x
    x = 17,297,182,464.44/168,280.44
  6. Step 6: Final answer
    x = 102,787.84

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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.