Home / 108,777.06-163,170.45-29,891.97

Finding the Fourth Proportional to 108,777.06, 163,170.45 and 29,891.97

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Solution

The fourth proportional to 108,777.06, 163,170.45 and 29,891.97 is: 44,839.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,777.06 : 163,170.45 = 29,891.97 : x
  2. Step 2: Convert to fraction form
    108,777.06/163,170.45 = 29,891.97/x
  3. Step 3: Cross multiply
    108,777.06x = 163,170.45 × 29,891.97
  4. Step 4: Simplify right side
    108,777.06x = 4,877,486,196.29
  5. Step 5: Solve for x
    x = 4,877,486,196.29/108,777.06
  6. Step 6: Final answer
    x = 44,839.29

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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.