Home / 74,649.92-111,895.52-27,882.56

Finding the Fourth Proportional to 74,649.92, 111,895.52 and 27,882.56

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Solution

The fourth proportional to 74,649.92, 111,895.52 and 27,882.56 is: 41,794.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,649.92 : 111,895.52 = 27,882.56 : x
  2. Step 2: Convert to fraction form
    74,649.92/111,895.52 = 27,882.56/x
  3. Step 3: Cross multiply
    74,649.92x = 111,895.52 × 27,882.56
  4. Step 4: Simplify right side
    74,649.92x = 3,119,933,550.13
  5. Step 5: Solve for x
    x = 3,119,933,550.13/74,649.92
  6. Step 6: Final answer
    x = 41,794.20

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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.