Home / 96,072.67-132,286.79-87,061.55

Finding the Fourth Proportional to 96,072.67, 132,286.79 and 87,061.55

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Solution

The fourth proportional to 96,072.67, 132,286.79 and 87,061.55 is: 119,878.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,072.67 : 132,286.79 = 87,061.55 : x
  2. Step 2: Convert to fraction form
    96,072.67/132,286.79 = 87,061.55/x
  3. Step 3: Cross multiply
    96,072.67x = 132,286.79 × 87,061.55
  4. Step 4: Simplify right side
    96,072.67x = 11,517,093,530.30
  5. Step 5: Solve for x
    x = 11,517,093,530.30/96,072.67
  6. Step 6: Final answer
    x = 119,878.98

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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.