Home / 108,475.12-162,707.82-29,589.09

Finding the Fourth Proportional to 108,475.12, 162,707.82 and 29,589.09

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Solution

The fourth proportional to 108,475.12, 162,707.82 and 29,589.09 is: 44,382.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,475.12 : 162,707.82 = 29,589.09 : x
  2. Step 2: Convert to fraction form
    108,475.12/162,707.82 = 29,589.09/x
  3. Step 3: Cross multiply
    108,475.12x = 162,707.82 × 29,589.09
  4. Step 4: Simplify right side
    108,475.12x = 4,814,375,775.01
  5. Step 5: Solve for x
    x = 4,814,375,775.01/108,475.12
  6. Step 6: Final answer
    x = 44,382.30

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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.