Home / 179,540.75-269,309.49-68,732.75

Finding the Fourth Proportional to 179,540.75, 269,309.49 and 68,732.75

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Solution

The fourth proportional to 179,540.75, 269,309.49 and 68,732.75 is: 103,098.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,540.75 : 269,309.49 = 68,732.75 : x
  2. Step 2: Convert to fraction form
    179,540.75/269,309.49 = 68,732.75/x
  3. Step 3: Cross multiply
    179,540.75x = 269,309.49 × 68,732.75
  4. Step 4: Simplify right side
    179,540.75x = 18,510,380,502.25
  5. Step 5: Solve for x
    x = 18,510,380,502.25/179,540.75
  6. Step 6: Final answer
    x = 103,098.49

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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.