Home / 226,525.38-339,575.86-76,660.75

Finding the Fourth Proportional to 226,525.38, 339,575.86 and 76,660.75

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Solution

The fourth proportional to 226,525.38, 339,575.86 and 76,660.75 is: 114,919.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,525.38 : 339,575.86 = 76,660.75 : x
  2. Step 2: Convert to fraction form
    226,525.38/339,575.86 = 76,660.75/x
  3. Step 3: Cross multiply
    226,525.38x = 339,575.86 × 76,660.75
  4. Step 4: Simplify right side
    226,525.38x = 26,032,138,288.46
  5. Step 5: Solve for x
    x = 26,032,138,288.46/226,525.38
  6. Step 6: Final answer
    x = 114,919.30

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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.