Home / 131,326.57-196,706.90-88,974.29

Finding the Fourth Proportional to 131,326.57, 196,706.90 and 88,974.29

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Solution

The fourth proportional to 131,326.57, 196,706.90 and 88,974.29 is: 133,269.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,326.57 : 196,706.90 = 88,974.29 : x
  2. Step 2: Convert to fraction form
    131,326.57/196,706.90 = 88,974.29/x
  3. Step 3: Cross multiply
    131,326.57x = 196,706.90 × 88,974.29
  4. Step 4: Simplify right side
    131,326.57x = 17,501,856,765.60
  5. Step 5: Solve for x
    x = 17,501,856,765.60/131,326.57
  6. Step 6: Final answer
    x = 133,269.73

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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.