Home / 54,929.90-82,391.31-17,516.79

Finding the Fourth Proportional to 54,929.90, 82,391.31 and 17,516.79

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Solution

The fourth proportional to 54,929.90, 82,391.31 and 17,516.79 is: 26,274.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,929.90 : 82,391.31 = 17,516.79 : x
  2. Step 2: Convert to fraction form
    54,929.90/82,391.31 = 17,516.79/x
  3. Step 3: Cross multiply
    54,929.90x = 82,391.31 × 17,516.79
  4. Step 4: Simplify right side
    54,929.90x = 1,443,231,275.09
  5. Step 5: Solve for x
    x = 1,443,231,275.09/54,929.90
  6. Step 6: Final answer
    x = 26,274.05

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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.