Home / 108,167.20-162,083.56-84,418.44

Finding the Fourth Proportional to 108,167.20, 162,083.56 and 84,418.44

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Solution

The fourth proportional to 108,167.20, 162,083.56 and 84,418.44 is: 126,497.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,167.20 : 162,083.56 = 84,418.44 : x
  2. Step 2: Convert to fraction form
    108,167.20/162,083.56 = 84,418.44/x
  3. Step 3: Cross multiply
    108,167.20x = 162,083.56 × 84,418.44
  4. Step 4: Simplify right side
    108,167.20x = 13,682,841,284.85
  5. Step 5: Solve for x
    x = 13,682,841,284.85/108,167.20
  6. Step 6: Final answer
    x = 126,497.14

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1.5x scale

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.