Home / 54,911.92-75,778.26-29,761.48

Finding the Fourth Proportional to 54,911.92, 75,778.26 and 29,761.48

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Solution

The fourth proportional to 54,911.92, 75,778.26 and 29,761.48 is: 41,070.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,911.92 : 75,778.26 = 29,761.48 : x
  2. Step 2: Convert to fraction form
    54,911.92/75,778.26 = 29,761.48/x
  3. Step 3: Cross multiply
    54,911.92x = 75,778.26 × 29,761.48
  4. Step 4: Simplify right side
    54,911.92x = 2,255,273,169.42
  5. Step 5: Solve for x
    x = 2,255,273,169.42/54,911.92
  6. Step 6: Final answer
    x = 41,070.74

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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.