Home / 54,913.92-75,781.27-29,763.42

Finding the Fourth Proportional to 54,913.92, 75,781.27 and 29,763.42

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Solution

The fourth proportional to 54,913.92, 75,781.27 and 29,763.42 is: 41,073.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,913.92 : 75,781.27 = 29,763.42 : x
  2. Step 2: Convert to fraction form
    54,913.92/75,781.27 = 29,763.42/x
  3. Step 3: Cross multiply
    54,913.92x = 75,781.27 × 29,763.42
  4. Step 4: Simplify right side
    54,913.92x = 2,255,509,767.14
  5. Step 5: Solve for x
    x = 2,255,509,767.14/54,913.92
  6. Step 6: Final answer
    x = 41,073.55

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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.