Home / 108,086.22-149,156.50-60,344.02

Finding the Fourth Proportional to 108,086.22, 149,156.50 and 60,344.02

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Solution

The fourth proportional to 108,086.22, 149,156.50 and 60,344.02 is: 83,273.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,086.22 : 149,156.50 = 60,344.02 : x
  2. Step 2: Convert to fraction form
    108,086.22/149,156.50 = 60,344.02/x
  3. Step 3: Cross multiply
    108,086.22x = 149,156.50 × 60,344.02
  4. Step 4: Simplify right side
    108,086.22x = 9,000,702,819.13
  5. Step 5: Solve for x
    x = 9,000,702,819.13/108,086.22
  6. Step 6: Final answer
    x = 83,273.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.