Home / 167,939.19-231,745.41-92,487.69

Finding the Fourth Proportional to 167,939.19, 231,745.41 and 92,487.69

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Solution

The fourth proportional to 167,939.19, 231,745.41 and 92,487.69 is: 127,627.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,939.19 : 231,745.41 = 92,487.69 : x
  2. Step 2: Convert to fraction form
    167,939.19/231,745.41 = 92,487.69/x
  3. Step 3: Cross multiply
    167,939.19x = 231,745.41 × 92,487.69
  4. Step 4: Simplify right side
    167,939.19x = 21,433,597,639.00
  5. Step 5: Solve for x
    x = 21,433,597,639.00/167,939.19
  6. Step 6: Final answer
    x = 127,627.13

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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.