Home / 116,944.87-161,425.41-69,198.11

Finding the Fourth Proportional to 116,944.87, 161,425.41 and 69,198.11

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Solution

The fourth proportional to 116,944.87, 161,425.41 and 69,198.11 is: 95,517.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,944.87 : 161,425.41 = 69,198.11 : x
  2. Step 2: Convert to fraction form
    116,944.87/161,425.41 = 69,198.11/x
  3. Step 3: Cross multiply
    116,944.87x = 161,425.41 × 69,198.11
  4. Step 4: Simplify right side
    116,944.87x = 11,170,333,277.98
  5. Step 5: Solve for x
    x = 11,170,333,277.98/116,944.87
  6. Step 6: Final answer
    x = 95,517.95

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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.