Home / 115,589.20-173,092.20-92,261.20

Finding the Fourth Proportional to 115,589.20, 173,092.20 and 92,261.20

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Solution

The fourth proportional to 115,589.20, 173,092.20 and 92,261.20 is: 138,159.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,589.20 : 173,092.20 = 92,261.20 : x
  2. Step 2: Convert to fraction form
    115,589.20/173,092.20 = 92,261.20/x
  3. Step 3: Cross multiply
    115,589.20x = 173,092.20 × 92,261.20
  4. Step 4: Simplify right side
    115,589.20x = 15,969,694,082.64
  5. Step 5: Solve for x
    x = 15,969,694,082.64/115,589.20
  6. Step 6: Final answer
    x = 138,159.05

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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.