Home / 226,164.20-339,246.30-127,860.20

Finding the Fourth Proportional to 226,164.20, 339,246.30 and 127,860.20

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Solution

The fourth proportional to 226,164.20, 339,246.30 and 127,860.20 is: 191,790.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,164.20 : 339,246.30 = 127,860.20 : x
  2. Step 2: Convert to fraction form
    226,164.20/339,246.30 = 127,860.20/x
  3. Step 3: Cross multiply
    226,164.20x = 339,246.30 × 127,860.20
  4. Step 4: Simplify right side
    226,164.20x = 43,376,099,767.26
  5. Step 5: Solve for x
    x = 43,376,099,767.26/226,164.20
  6. Step 6: Final answer
    x = 191,790.30

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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.