Home / 127,516.20-192,229.32-118,952.88

Finding the Fourth Proportional to 127,516.20, 192,229.32 and 118,952.88

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Solution

The fourth proportional to 127,516.20, 192,229.32 and 118,952.88 is: 179,320.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,516.20 : 192,229.32 = 118,952.88 : x
  2. Step 2: Convert to fraction form
    127,516.20/192,229.32 = 118,952.88/x
  3. Step 3: Cross multiply
    127,516.20x = 192,229.32 × 118,952.88
  4. Step 4: Simplify right side
    127,516.20x = 22,866,231,234.44
  5. Step 5: Solve for x
    x = 22,866,231,234.44/127,516.20
  6. Step 6: Final answer
    x = 179,320.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.