Home / 54,469.18-75,170.99-30,272.86

Finding the Fourth Proportional to 54,469.18, 75,170.99 and 30,272.86

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Solution

The fourth proportional to 54,469.18, 75,170.99 and 30,272.86 is: 41,778.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,469.18 : 75,170.99 = 30,272.86 : x
  2. Step 2: Convert to fraction form
    54,469.18/75,170.99 = 30,272.86/x
  3. Step 3: Cross multiply
    54,469.18x = 75,170.99 × 30,272.86
  4. Step 4: Simplify right side
    54,469.18x = 2,275,640,329.11
  5. Step 5: Solve for x
    x = 2,275,640,329.11/54,469.18
  6. Step 6: Final answer
    x = 41,778.50

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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.