Home / 49,306.44-73,915.50-18,119.88

Finding the Fourth Proportional to 49,306.44, 73,915.50 and 18,119.88

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Solution

The fourth proportional to 49,306.44, 73,915.50 and 18,119.88 is: 27,163.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,306.44 : 73,915.50 = 18,119.88 : x
  2. Step 2: Convert to fraction form
    49,306.44/73,915.50 = 18,119.88/x
  3. Step 3: Cross multiply
    49,306.44x = 73,915.50 × 18,119.88
  4. Step 4: Simplify right side
    49,306.44x = 1,339,339,990.14
  5. Step 5: Solve for x
    x = 1,339,339,990.14/49,306.44
  6. Step 6: Final answer
    x = 27,163.59

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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.