Home / 173,589.55-259,963.86-120,131.73

Finding the Fourth Proportional to 173,589.55, 259,963.86 and 120,131.73

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Solution

The fourth proportional to 173,589.55, 259,963.86 and 120,131.73 is: 179,906.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,589.55 : 259,963.86 = 120,131.73 : x
  2. Step 2: Convert to fraction form
    173,589.55/259,963.86 = 120,131.73/x
  3. Step 3: Cross multiply
    173,589.55x = 259,963.86 × 120,131.73
  4. Step 4: Simplify right side
    173,589.55x = 31,229,908,239.28
  5. Step 5: Solve for x
    x = 31,229,908,239.28/173,589.55
  6. Step 6: Final answer
    x = 179,906.61

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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.