Home / 126,517.54-174,591.17-69,154.29

Finding the Fourth Proportional to 126,517.54, 174,591.17 and 69,154.29

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Solution

The fourth proportional to 126,517.54, 174,591.17 and 69,154.29 is: 95,431.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,517.54 : 174,591.17 = 69,154.29 : x
  2. Step 2: Convert to fraction form
    126,517.54/174,591.17 = 69,154.29/x
  3. Step 3: Cross multiply
    126,517.54x = 174,591.17 × 69,154.29
  4. Step 4: Simplify right side
    126,517.54x = 12,073,727,182.89
  5. Step 5: Solve for x
    x = 12,073,727,182.89/126,517.54
  6. Step 6: Final answer
    x = 95,431.25

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1.5x scale

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.