Home / 54,910.20-75,776.04-29,759.70

Finding the Fourth Proportional to 54,910.20, 75,776.04 and 29,759.70

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Solution

The fourth proportional to 54,910.20, 75,776.04 and 29,759.70 is: 41,068.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,910.20 : 75,776.04 = 29,759.70 : x
  2. Step 2: Convert to fraction form
    54,910.20/75,776.04 = 29,759.70/x
  3. Step 3: Cross multiply
    54,910.20x = 75,776.04 × 29,759.70
  4. Step 4: Simplify right side
    54,910.20x = 2,255,072,217.59
  5. Step 5: Solve for x
    x = 2,255,072,217.59/54,910.20
  6. Step 6: Final answer
    x = 41,068.37

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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.