Home / 226,086.56-339,189.12-68,319.20

Finding the Fourth Proportional to 226,086.56, 339,189.12 and 68,319.20

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Solution

The fourth proportional to 226,086.56, 339,189.12 and 68,319.20 is: 102,496.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,086.56 : 339,189.12 = 68,319.20 : x
  2. Step 2: Convert to fraction form
    226,086.56/339,189.12 = 68,319.20/x
  3. Step 3: Cross multiply
    226,086.56x = 339,189.12 × 68,319.20
  4. Step 4: Simplify right side
    226,086.56x = 23,173,129,327.10
  5. Step 5: Solve for x
    x = 23,173,129,327.10/226,086.56
  6. Step 6: Final answer
    x = 102,496.71

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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.