Home / 179,195.27-268,959.20-90,511.07

Finding the Fourth Proportional to 179,195.27, 268,959.20 and 90,511.07

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Solution

The fourth proportional to 179,195.27, 268,959.20 and 90,511.07 is: 135,850.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,195.27 : 268,959.20 = 90,511.07 : x
  2. Step 2: Convert to fraction form
    179,195.27/268,959.20 = 90,511.07/x
  3. Step 3: Cross multiply
    179,195.27x = 268,959.20 × 90,511.07
  4. Step 4: Simplify right side
    179,195.27x = 24,343,783,180.99
  5. Step 5: Solve for x
    x = 24,343,783,180.99/179,195.27
  6. Step 6: Final answer
    x = 135,850.59

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1.5x scale

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.