Home / 118,114.20-177,171.30-88,589.70

Finding the Fourth Proportional to 118,114.20, 177,171.30 and 88,589.70

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Solution

The fourth proportional to 118,114.20, 177,171.30 and 88,589.70 is: 132,884.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,114.20 : 177,171.30 = 88,589.70 : x
  2. Step 2: Convert to fraction form
    118,114.20/177,171.30 = 88,589.70/x
  3. Step 3: Cross multiply
    118,114.20x = 177,171.30 × 88,589.70
  4. Step 4: Simplify right side
    118,114.20x = 15,695,552,315.61
  5. Step 5: Solve for x
    x = 15,695,552,315.61/118,114.20
  6. Step 6: Final answer
    x = 132,884.55

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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.