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Finding the Fourth Proportional to 178,612.77, 267,893.91 and 60,268.53

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Solution

The fourth proportional to 178,612.77, 267,893.91 and 60,268.53 is: 90,394.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,612.77 : 267,893.91 = 60,268.53 : x
  2. Step 2: Convert to fraction form
    178,612.77/267,893.91 = 60,268.53/x
  3. Step 3: Cross multiply
    178,612.77x = 267,893.91 × 60,268.53
  4. Step 4: Simplify right side
    178,612.77x = 16,145,572,151.65
  5. Step 5: Solve for x
    x = 16,145,572,151.65/178,612.77
  6. Step 6: Final answer
    x = 90,394.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.