Home / 95,007.83-131,078.97-54,720.79

Finding the Fourth Proportional to 95,007.83, 131,078.97 and 54,720.79

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Solution

The fourth proportional to 95,007.83, 131,078.97 and 54,720.79 is: 75,496.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,007.83 : 131,078.97 = 54,720.79 : x
  2. Step 2: Convert to fraction form
    95,007.83/131,078.97 = 54,720.79/x
  3. Step 3: Cross multiply
    95,007.83x = 131,078.97 × 54,720.79
  4. Step 4: Simplify right side
    95,007.83x = 7,172,744,135.39
  5. Step 5: Solve for x
    x = 7,172,744,135.39/95,007.83
  6. Step 6: Final answer
    x = 75,496.35

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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.