Home / 154,761.75-231,843.69-114,163.74

Finding the Fourth Proportional to 154,761.75, 231,843.69 and 114,163.74

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Solution

The fourth proportional to 154,761.75, 231,843.69 and 114,163.74 is: 171,025.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,761.75 : 231,843.69 = 114,163.74 : x
  2. Step 2: Convert to fraction form
    154,761.75/231,843.69 = 114,163.74/x
  3. Step 3: Cross multiply
    154,761.75x = 231,843.69 × 114,163.74
  4. Step 4: Simplify right side
    154,761.75x = 26,468,142,745.80
  5. Step 5: Solve for x
    x = 26,468,142,745.80/154,761.75
  6. Step 6: Final answer
    x = 171,025.09

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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.