Home / 54,717.50-82,087.05-17,283.35

Finding the Fourth Proportional to 54,717.50, 82,087.05 and 17,283.35

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Solution

The fourth proportional to 54,717.50, 82,087.05 and 17,283.35 is: 25,928.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,717.50 : 82,087.05 = 17,283.35 : x
  2. Step 2: Convert to fraction form
    54,717.50/82,087.05 = 17,283.35/x
  3. Step 3: Cross multiply
    54,717.50x = 82,087.05 × 17,283.35
  4. Step 4: Simplify right side
    54,717.50x = 1,418,739,215.62
  5. Step 5: Solve for x
    x = 1,418,739,215.62/54,717.50
  6. Step 6: Final answer
    x = 25,928.44

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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.