Home / 49,147.38-73,732.20-17,982.62

Finding the Fourth Proportional to 49,147.38, 73,732.20 and 17,982.62

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Solution

The fourth proportional to 49,147.38, 73,732.20 and 17,982.62 is: 26,978.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,147.38 : 73,732.20 = 17,982.62 : x
  2. Step 2: Convert to fraction form
    49,147.38/73,732.20 = 17,982.62/x
  3. Step 3: Cross multiply
    49,147.38x = 73,732.20 × 17,982.62
  4. Step 4: Simplify right side
    49,147.38x = 1,325,898,134.36
  5. Step 5: Solve for x
    x = 1,325,898,134.36/49,147.38
  6. Step 6: Final answer
    x = 26,978.00

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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.