Home / 167,671.82-231,414.06-98,772.41

Finding the Fourth Proportional to 167,671.82, 231,414.06 and 98,772.41

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Solution

The fourth proportional to 167,671.82, 231,414.06 and 98,772.41 is: 136,321.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,671.82 : 231,414.06 = 98,772.41 : x
  2. Step 2: Convert to fraction form
    167,671.82/231,414.06 = 98,772.41/x
  3. Step 3: Cross multiply
    167,671.82x = 231,414.06 × 98,772.41
  4. Step 4: Simplify right side
    167,671.82x = 22,857,323,257.01
  5. Step 5: Solve for x
    x = 22,857,323,257.01/167,671.82
  6. Step 6: Final answer
    x = 136,321.80

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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.