Home / 167,624.21-231,321.41-92,172.71

Finding the Fourth Proportional to 167,624.21, 231,321.41 and 92,172.71

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Solution

The fourth proportional to 167,624.21, 231,321.41 and 92,172.71 is: 127,198.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,624.21 : 231,321.41 = 92,172.71 : x
  2. Step 2: Convert to fraction form
    167,624.21/231,321.41 = 92,172.71/x
  3. Step 3: Cross multiply
    167,624.21x = 231,321.41 × 92,172.71
  4. Step 4: Simplify right side
    167,624.21x = 21,321,519,623.25
  5. Step 5: Solve for x
    x = 21,321,519,623.25/167,624.21
  6. Step 6: Final answer
    x = 127,198.33

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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.