Home / 126,481.26-174,544.20-69,892.64

Finding the Fourth Proportional to 126,481.26, 174,544.20 and 69,892.64

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Solution

The fourth proportional to 126,481.26, 174,544.20 and 69,892.64 is: 96,451.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,481.26 : 174,544.20 = 69,892.64 : x
  2. Step 2: Convert to fraction form
    126,481.26/174,544.20 = 69,892.64/x
  3. Step 3: Cross multiply
    126,481.26x = 174,544.20 × 69,892.64
  4. Step 4: Simplify right side
    126,481.26x = 12,199,354,061.97
  5. Step 5: Solve for x
    x = 12,199,354,061.97/126,481.26
  6. Step 6: Final answer
    x = 96,451.87

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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.