Home / 127,441.28-191,184.96-52,519.70

Finding the Fourth Proportional to 127,441.28, 191,184.96 and 52,519.70

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Solution

The fourth proportional to 127,441.28, 191,184.96 and 52,519.70 is: 78,789.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,441.28 : 191,184.96 = 52,519.70 : x
  2. Step 2: Convert to fraction form
    127,441.28/191,184.96 = 52,519.70/x
  3. Step 3: Cross multiply
    127,441.28x = 191,184.96 × 52,519.70
  4. Step 4: Simplify right side
    127,441.28x = 10,040,976,743.71
  5. Step 5: Solve for x
    x = 10,040,976,743.71/127,441.28
  6. Step 6: Final answer
    x = 78,789.04

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1.5x scale

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.