Home / 444,936.33-667,398.87-107,979.75

Finding the Fourth Proportional to 444,936.33, 667,398.87 and 107,979.75

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Solution

The fourth proportional to 444,936.33, 667,398.87 and 107,979.75 is: 161,968.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,936.33 : 667,398.87 = 107,979.75 : x
  2. Step 2: Convert to fraction form
    444,936.33/667,398.87 = 107,979.75/x
  3. Step 3: Cross multiply
    444,936.33x = 667,398.87 × 107,979.75
  4. Step 4: Simplify right side
    444,936.33x = 72,065,563,132.88
  5. Step 5: Solve for x
    x = 72,065,563,132.88/444,936.33
  6. Step 6: Final answer
    x = 161,968.26

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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.