Home / 179,872.97-248,218.20-99,298.77

Finding the Fourth Proportional to 179,872.97, 248,218.20 and 99,298.77

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Solution

The fourth proportional to 179,872.97, 248,218.20 and 99,298.77 is: 137,028.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,872.97 : 248,218.20 = 99,298.77 : x
  2. Step 2: Convert to fraction form
    179,872.97/248,218.20 = 99,298.77/x
  3. Step 3: Cross multiply
    179,872.97x = 248,218.20 × 99,298.77
  4. Step 4: Simplify right side
    179,872.97x = 24,647,761,951.61
  5. Step 5: Solve for x
    x = 24,647,761,951.61/179,872.97
  6. Step 6: Final answer
    x = 137,028.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.