Home / 108,512.55-162,714.15-64,152.90

Finding the Fourth Proportional to 108,512.55, 162,714.15 and 64,152.90

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Solution

The fourth proportional to 108,512.55, 162,714.15 and 64,152.90 is: 96,197.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,512.55 : 162,714.15 = 64,152.90 : x
  2. Step 2: Convert to fraction form
    108,512.55/162,714.15 = 64,152.90/x
  3. Step 3: Cross multiply
    108,512.55x = 162,714.15 × 64,152.90
  4. Step 4: Simplify right side
    108,512.55x = 10,438,584,593.54
  5. Step 5: Solve for x
    x = 10,438,584,593.54/108,512.55
  6. Step 6: Final answer
    x = 96,197.03

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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.