Home / 217,087.97-299,581.40-132,205.03

Finding the Fourth Proportional to 217,087.97, 299,581.40 and 132,205.03

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Solution

The fourth proportional to 217,087.97, 299,581.40 and 132,205.03 is: 182,442.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,087.97 : 299,581.40 = 132,205.03 : x
  2. Step 2: Convert to fraction form
    217,087.97/299,581.40 = 132,205.03/x
  3. Step 3: Cross multiply
    217,087.97x = 299,581.40 × 132,205.03
  4. Step 4: Simplify right side
    217,087.97x = 39,606,167,974.44
  5. Step 5: Solve for x
    x = 39,606,167,974.44/217,087.97
  6. Step 6: Final answer
    x = 182,442.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.