Home / 126,951.91-175,198.12-69,591.19

Finding the Fourth Proportional to 126,951.91, 175,198.12 and 69,591.19

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Solution

The fourth proportional to 126,951.91, 175,198.12 and 69,591.19 is: 96,038.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,951.91 : 175,198.12 = 69,591.19 : x
  2. Step 2: Convert to fraction form
    126,951.91/175,198.12 = 69,591.19/x
  3. Step 3: Cross multiply
    126,951.91x = 175,198.12 × 69,591.19
  4. Step 4: Simplify right side
    126,951.91x = 12,192,245,656.56
  5. Step 5: Solve for x
    x = 12,192,245,656.56/126,951.91
  6. Step 6: Final answer
    x = 96,038.30

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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.