Home / 54,917.28-75,786.24-29,766.76

Finding the Fourth Proportional to 54,917.28, 75,786.24 and 29,766.76

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Solution

The fourth proportional to 54,917.28, 75,786.24 and 29,766.76 is: 41,078.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,917.28 : 75,786.24 = 29,766.76 : x
  2. Step 2: Convert to fraction form
    54,917.28/75,786.24 = 29,766.76/x
  3. Step 3: Cross multiply
    54,917.28x = 75,786.24 × 29,766.76
  4. Step 4: Simplify right side
    54,917.28x = 2,255,910,817.38
  5. Step 5: Solve for x
    x = 2,255,910,817.38/54,917.28
  6. Step 6: Final answer
    x = 41,078.34

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1.5x scale

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.