Home / 54,517.08-81,716.85-26,377.68

Finding the Fourth Proportional to 54,517.08, 81,716.85 and 26,377.68

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Solution

The fourth proportional to 54,517.08, 81,716.85 and 26,377.68 is: 39,538.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,517.08 : 81,716.85 = 26,377.68 : x
  2. Step 2: Convert to fraction form
    54,517.08/81,716.85 = 26,377.68/x
  3. Step 3: Cross multiply
    54,517.08x = 81,716.85 × 26,377.68
  4. Step 4: Simplify right side
    54,517.08x = 2,155,500,919.91
  5. Step 5: Solve for x
    x = 2,155,500,919.91/54,517.08
  6. Step 6: Final answer
    x = 39,538.08

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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.