Home / 54,742.87-82,107.22-17,306.71

Finding the Fourth Proportional to 54,742.87, 82,107.22 and 17,306.71

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Solution

The fourth proportional to 54,742.87, 82,107.22 and 17,306.71 is: 25,957.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,742.87 : 82,107.22 = 17,306.71 : x
  2. Step 2: Convert to fraction form
    54,742.87/82,107.22 = 17,306.71/x
  3. Step 3: Cross multiply
    54,742.87x = 82,107.22 × 17,306.71
  4. Step 4: Simplify right side
    54,742.87x = 1,421,005,845.45
  5. Step 5: Solve for x
    x = 1,421,005,845.45/54,742.87
  6. Step 6: Final answer
    x = 25,957.83

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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.