Home / 108,003.90-161,811.45-88,175.10

Finding the Fourth Proportional to 108,003.90, 161,811.45 and 88,175.10

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Solution

The fourth proportional to 108,003.90, 161,811.45 and 88,175.10 is: 132,103.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,003.90 : 161,811.45 = 88,175.10 : x
  2. Step 2: Convert to fraction form
    108,003.90/161,811.45 = 88,175.10/x
  3. Step 3: Cross multiply
    108,003.90x = 161,811.45 × 88,175.10
  4. Step 4: Simplify right side
    108,003.90x = 14,267,740,784.90
  5. Step 5: Solve for x
    x = 14,267,740,784.90/108,003.90
  6. Step 6: Final answer
    x = 132,103.94

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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.