Home / 108,729.18-163,092.33-29,843.42

Finding the Fourth Proportional to 108,729.18, 163,092.33 and 29,843.42

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Solution

The fourth proportional to 108,729.18, 163,092.33 and 29,843.42 is: 44,764.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,729.18 : 163,092.33 = 29,843.42 : x
  2. Step 2: Convert to fraction form
    108,729.18/163,092.33 = 29,843.42/x
  3. Step 3: Cross multiply
    108,729.18x = 163,092.33 × 29,843.42
  4. Step 4: Simplify right side
    108,729.18x = 4,867,232,902.97
  5. Step 5: Solve for x
    x = 4,867,232,902.97/108,729.18
  6. Step 6: Final answer
    x = 44,764.73

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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.