Home / 167,982.21-231,815.46-92,530.71

Finding the Fourth Proportional to 167,982.21, 231,815.46 and 92,530.71

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Solution

The fourth proportional to 167,982.21, 231,815.46 and 92,530.71 is: 127,692.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,982.21 : 231,815.46 = 92,530.71 : x
  2. Step 2: Convert to fraction form
    167,982.21/231,815.46 = 92,530.71/x
  3. Step 3: Cross multiply
    167,982.21x = 231,815.46 × 92,530.71
  4. Step 4: Simplify right side
    167,982.21x = 21,450,049,102.78
  5. Step 5: Solve for x
    x = 21,450,049,102.78/167,982.21
  6. Step 6: Final answer
    x = 127,692.39

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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.