Home / 226,330.12-339,442.50-84,242.30

Finding the Fourth Proportional to 226,330.12, 339,442.50 and 84,242.30

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Solution

The fourth proportional to 226,330.12, 339,442.50 and 84,242.30 is: 126,343.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,330.12 : 339,442.50 = 84,242.30 : x
  2. Step 2: Convert to fraction form
    226,330.12/339,442.50 = 84,242.30/x
  3. Step 3: Cross multiply
    226,330.12x = 339,442.50 × 84,242.30
  4. Step 4: Simplify right side
    226,330.12x = 28,595,416,917.75
  5. Step 5: Solve for x
    x = 28,595,416,917.75/226,330.12
  6. Step 6: Final answer
    x = 126,343.84

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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.