Home / 232,189.88-318,335.25-227,990.84

Finding the Fourth Proportional to 232,189.88, 318,335.25 and 227,990.84

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Solution

The fourth proportional to 232,189.88, 318,335.25 and 227,990.84 is: 312,578.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,189.88 : 318,335.25 = 227,990.84 : x
  2. Step 2: Convert to fraction form
    232,189.88/318,335.25 = 227,990.84/x
  3. Step 3: Cross multiply
    232,189.88x = 318,335.25 × 227,990.84
  4. Step 4: Simplify right side
    232,189.88x = 72,577,521,049.11
  5. Step 5: Solve for x
    x = 72,577,521,049.11/232,189.88
  6. Step 6: Final answer
    x = 312,578.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.