Home / 49,691.90-74,531.27-29,440.55

Finding the Fourth Proportional to 49,691.90, 74,531.27 and 29,440.55

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Solution

The fourth proportional to 49,691.90, 74,531.27 and 29,440.55 is: 44,156.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,691.90 : 74,531.27 = 29,440.55 : x
  2. Step 2: Convert to fraction form
    49,691.90/74,531.27 = 29,440.55/x
  3. Step 3: Cross multiply
    49,691.90x = 74,531.27 × 29,440.55
  4. Step 4: Simplify right side
    49,691.90x = 2,194,241,840.93
  5. Step 5: Solve for x
    x = 2,194,241,840.93/49,691.90
  6. Step 6: Final answer
    x = 44,156.93

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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.