Home / 54,914.20-75,781.56-29,763.72

Finding the Fourth Proportional to 54,914.20, 75,781.56 and 29,763.72

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Solution

The fourth proportional to 54,914.20, 75,781.56 and 29,763.72 is: 41,073.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,914.20 : 75,781.56 = 29,763.72 : x
  2. Step 2: Convert to fraction form
    54,914.20/75,781.56 = 29,763.72/x
  3. Step 3: Cross multiply
    54,914.20x = 75,781.56 × 29,763.72
  4. Step 4: Simplify right side
    54,914.20x = 2,255,541,133.00
  5. Step 5: Solve for x
    x = 2,255,541,133.00/54,914.20
  6. Step 6: Final answer
    x = 41,073.91

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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.