Home / 167,631.04-231,311.42-96,006.78

Finding the Fourth Proportional to 167,631.04, 231,311.42 and 96,006.78

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Solution

The fourth proportional to 167,631.04, 231,311.42 and 96,006.78 is: 132,478.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,631.04 : 231,311.42 = 96,006.78 : x
  2. Step 2: Convert to fraction form
    167,631.04/231,311.42 = 96,006.78/x
  3. Step 3: Cross multiply
    167,631.04x = 231,311.42 × 96,006.78
  4. Step 4: Simplify right side
    167,631.04x = 22,207,464,611.43
  5. Step 5: Solve for x
    x = 22,207,464,611.43/167,631.04
  6. Step 6: Final answer
    x = 132,478.24

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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.