Home / 225,976.24-311,993.29-140,026.43

Finding the Fourth Proportional to 225,976.24, 311,993.29 and 140,026.43

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Solution

The fourth proportional to 225,976.24, 311,993.29 and 140,026.43 is: 193,326.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,976.24 : 311,993.29 = 140,026.43 : x
  2. Step 2: Convert to fraction form
    225,976.24/311,993.29 = 140,026.43/x
  3. Step 3: Cross multiply
    225,976.24x = 311,993.29 × 140,026.43
  4. Step 4: Simplify right side
    225,976.24x = 43,687,306,582.65
  5. Step 5: Solve for x
    x = 43,687,306,582.65/225,976.24
  6. Step 6: Final answer
    x = 193,326.99

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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.