Home / 167,716.67-231,442.31-91,235.86

Finding the Fourth Proportional to 167,716.67, 231,442.31 and 91,235.86

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Solution

The fourth proportional to 167,716.67, 231,442.31 and 91,235.86 is: 125,901.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,716.67 : 231,442.31 = 91,235.86 : x
  2. Step 2: Convert to fraction form
    167,716.67/231,442.31 = 91,235.86/x
  3. Step 3: Cross multiply
    167,716.67x = 231,442.31 × 91,235.86
  4. Step 4: Simplify right side
    167,716.67x = 21,115,838,193.24
  5. Step 5: Solve for x
    x = 21,115,838,193.24/167,716.67
  6. Step 6: Final answer
    x = 125,901.85

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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.