Home / 227,452.40-313,899.84-131,959.04

Finding the Fourth Proportional to 227,452.40, 313,899.84 and 131,959.04

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Solution

The fourth proportional to 227,452.40, 313,899.84 and 131,959.04 is: 182,112.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,452.40 : 313,899.84 = 131,959.04 : x
  2. Step 2: Convert to fraction form
    227,452.40/313,899.84 = 131,959.04/x
  3. Step 3: Cross multiply
    227,452.40x = 313,899.84 × 131,959.04
  4. Step 4: Simplify right side
    227,452.40x = 41,421,921,542.55
  5. Step 5: Solve for x
    x = 41,421,921,542.55/227,452.40
  6. Step 6: Final answer
    x = 182,112.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.