Home / 54,929.91-82,391.33-17,516.79

Finding the Fourth Proportional to 54,929.91, 82,391.33 and 17,516.79

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Solution

The fourth proportional to 54,929.91, 82,391.33 and 17,516.79 is: 26,274.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,929.91 : 82,391.33 = 17,516.79 : x
  2. Step 2: Convert to fraction form
    54,929.91/82,391.33 = 17,516.79/x
  3. Step 3: Cross multiply
    54,929.91x = 82,391.33 × 17,516.79
  4. Step 4: Simplify right side
    54,929.91x = 1,443,231,625.43
  5. Step 5: Solve for x
    x = 1,443,231,625.43/54,929.91
  6. Step 6: Final answer
    x = 26,274.06

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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.