Home / 281,540.00-422,310.04-71,177.94

Finding the Fourth Proportional to 281,540.00, 422,310.04 and 71,177.94

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Solution

The fourth proportional to 281,540.00, 422,310.04 and 71,177.94 is: 106,766.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,540.00 : 422,310.04 = 71,177.94 : x
  2. Step 2: Convert to fraction form
    281,540.00/422,310.04 = 71,177.94/x
  3. Step 3: Cross multiply
    281,540.00x = 422,310.04 × 71,177.94
  4. Step 4: Simplify right side
    281,540.00x = 30,059,158,510.57
  5. Step 5: Solve for x
    x = 30,059,158,510.57/281,540.00
  6. Step 6: Final answer
    x = 106,766.92

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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.