Home / 79,593.91-109,839.86-43,786.65

Finding the Fourth Proportional to 79,593.91, 109,839.86 and 43,786.65

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Solution

The fourth proportional to 79,593.91, 109,839.86 and 43,786.65 is: 60,425.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,593.91 : 109,839.86 = 43,786.65 : x
  2. Step 2: Convert to fraction form
    79,593.91/109,839.86 = 43,786.65/x
  3. Step 3: Cross multiply
    79,593.91x = 109,839.86 × 43,786.65
  4. Step 4: Simplify right side
    79,593.91x = 4,809,519,505.87
  5. Step 5: Solve for x
    x = 4,809,519,505.87/79,593.91
  6. Step 6: Final answer
    x = 60,425.72

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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.