Home / 108,255.26-162,379.24-38,132.76

Finding the Fourth Proportional to 108,255.26, 162,379.24 and 38,132.76

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Solution

The fourth proportional to 108,255.26, 162,379.24 and 38,132.76 is: 57,197.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,255.26 : 162,379.24 = 38,132.76 : x
  2. Step 2: Convert to fraction form
    108,255.26/162,379.24 = 38,132.76/x
  3. Step 3: Cross multiply
    108,255.26x = 162,379.24 × 38,132.76
  4. Step 4: Simplify right side
    108,255.26x = 6,191,968,587.90
  5. Step 5: Solve for x
    x = 6,191,968,587.90/108,255.26
  6. Step 6: Final answer
    x = 57,197.85

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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.