Home / 25,376.97-38,067.99-8,734.80

Finding the Fourth Proportional to 25,376.97, 38,067.99 and 8,734.80

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Solution

The fourth proportional to 25,376.97, 38,067.99 and 8,734.80 is: 13,103.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,376.97 : 38,067.99 = 8,734.80 : x
  2. Step 2: Convert to fraction form
    25,376.97/38,067.99 = 8,734.80/x
  3. Step 3: Cross multiply
    25,376.97x = 38,067.99 × 8,734.80
  4. Step 4: Simplify right side
    25,376.97x = 332,516,279.05
  5. Step 5: Solve for x
    x = 332,516,279.05/25,376.97
  6. Step 6: Final answer
    x = 13,103.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.