Home / 226,723.10-339,793.05-137,882.30

Finding the Fourth Proportional to 226,723.10, 339,793.05 and 137,882.30

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Solution

The fourth proportional to 226,723.10, 339,793.05 and 137,882.30 is: 206,646.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,723.10 : 339,793.05 = 137,882.30 : x
  2. Step 2: Convert to fraction form
    226,723.10/339,793.05 = 137,882.30/x
  3. Step 3: Cross multiply
    226,723.10x = 339,793.05 × 137,882.30
  4. Step 4: Simplify right side
    226,723.10x = 46,851,447,258.02
  5. Step 5: Solve for x
    x = 46,851,447,258.02/226,723.10
  6. Step 6: Final answer
    x = 206,646.11

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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.