Home / 168,049.62-252,116.91-49,720.50

Finding the Fourth Proportional to 168,049.62, 252,116.91 and 49,720.50

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Solution

The fourth proportional to 168,049.62, 252,116.91 and 49,720.50 is: 74,593.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,049.62 : 252,116.91 = 49,720.50 : x
  2. Step 2: Convert to fraction form
    168,049.62/252,116.91 = 49,720.50/x
  3. Step 3: Cross multiply
    168,049.62x = 252,116.91 × 49,720.50
  4. Step 4: Simplify right side
    168,049.62x = 12,535,378,823.66
  5. Step 5: Solve for x
    x = 12,535,378,823.66/168,049.62
  6. Step 6: Final answer
    x = 74,593.32

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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.