Home / 151,844.70-227,761.65-68,738.70

Finding the Fourth Proportional to 151,844.70, 227,761.65 and 68,738.70

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Solution

The fourth proportional to 151,844.70, 227,761.65 and 68,738.70 is: 103,105.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,844.70 : 227,761.65 = 68,738.70 : x
  2. Step 2: Convert to fraction form
    151,844.70/227,761.65 = 68,738.70/x
  3. Step 3: Cross multiply
    151,844.70x = 227,761.65 × 68,738.70
  4. Step 4: Simplify right side
    151,844.70x = 15,656,039,730.86
  5. Step 5: Solve for x
    x = 15,656,039,730.86/151,844.70
  6. Step 6: Final answer
    x = 103,105.61

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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.