Home / 179,791.74-269,716.86-67,480.79

Finding the Fourth Proportional to 179,791.74, 269,716.86 and 67,480.79

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Solution

The fourth proportional to 179,791.74, 269,716.86 and 67,480.79 is: 101,232.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,791.74 : 269,716.86 = 67,480.79 : x
  2. Step 2: Convert to fraction form
    179,791.74/269,716.86 = 67,480.79/x
  3. Step 3: Cross multiply
    179,791.74x = 269,716.86 × 67,480.79
  4. Step 4: Simplify right side
    179,791.74x = 18,200,705,440.54
  5. Step 5: Solve for x
    x = 18,200,705,440.54/179,791.74
  6. Step 6: Final answer
    x = 101,232.16

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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.