Home / 167,459.52-231,098.39-90,977.85

Finding the Fourth Proportional to 167,459.52, 231,098.39 and 90,977.85

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Solution

The fourth proportional to 167,459.52, 231,098.39 and 90,977.85 is: 125,551.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,459.52 : 231,098.39 = 90,977.85 : x
  2. Step 2: Convert to fraction form
    167,459.52/231,098.39 = 90,977.85/x
  3. Step 3: Cross multiply
    167,459.52x = 231,098.39 × 90,977.85
  4. Step 4: Simplify right side
    167,459.52x = 21,024,834,660.66
  5. Step 5: Solve for x
    x = 21,024,834,660.66/167,459.52
  6. Step 6: Final answer
    x = 125,551.74

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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.