Home / 54,517.76-81,715.08-27,788.66

Finding the Fourth Proportional to 54,517.76, 81,715.08 and 27,788.66

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Solution

The fourth proportional to 54,517.76, 81,715.08 and 27,788.66 is: 41,651.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,517.76 : 81,715.08 = 27,788.66 : x
  2. Step 2: Convert to fraction form
    54,517.76/81,715.08 = 27,788.66/x
  3. Step 3: Cross multiply
    54,517.76x = 81,715.08 × 27,788.66
  4. Step 4: Simplify right side
    54,517.76x = 2,270,752,574.99
  5. Step 5: Solve for x
    x = 2,270,752,574.99/54,517.76
  6. Step 6: Final answer
    x = 41,651.61

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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.