Home / 179,195.31-268,959.24-90,511.11

Finding the Fourth Proportional to 179,195.31, 268,959.24 and 90,511.11

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Solution

The fourth proportional to 179,195.31, 268,959.24 and 90,511.11 is: 135,850.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,195.31 : 268,959.24 = 90,511.11 : x
  2. Step 2: Convert to fraction form
    179,195.31/268,959.24 = 90,511.11/x
  3. Step 3: Cross multiply
    179,195.31x = 268,959.24 × 90,511.11
  4. Step 4: Simplify right side
    179,195.31x = 24,343,799,357.16
  5. Step 5: Solve for x
    x = 24,343,799,357.16/179,195.31
  6. Step 6: Final answer
    x = 135,850.65

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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.