Home / 226,032.20-338,832.30-83,839.40

Finding the Fourth Proportional to 226,032.20, 338,832.30 and 83,839.40

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Solution

The fourth proportional to 226,032.20, 338,832.30 and 83,839.40 is: 125,678.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,032.20 : 338,832.30 = 83,839.40 : x
  2. Step 2: Convert to fraction form
    226,032.20/338,832.30 = 83,839.40/x
  3. Step 3: Cross multiply
    226,032.20x = 338,832.30 × 83,839.40
  4. Step 4: Simplify right side
    226,032.20x = 28,407,496,732.62
  5. Step 5: Solve for x
    x = 28,407,496,732.62/226,032.20
  6. Step 6: Final answer
    x = 125,678.98

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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.