Home / 54,721.79-82,086.12-17,283.33

Finding the Fourth Proportional to 54,721.79, 82,086.12 and 17,283.33

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Solution

The fourth proportional to 54,721.79, 82,086.12 and 17,283.33 is: 25,926.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,721.79 : 82,086.12 = 17,283.33 : x
  2. Step 2: Convert to fraction form
    54,721.79/82,086.12 = 17,283.33/x
  3. Step 3: Cross multiply
    54,721.79x = 82,086.12 × 17,283.33
  4. Step 4: Simplify right side
    54,721.79x = 1,418,721,500.38
  5. Step 5: Solve for x
    x = 1,418,721,500.38/54,721.79
  6. Step 6: Final answer
    x = 25,926.08

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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.