Home / 111,198.45-166,885.34-41,097.81

Finding the Fourth Proportional to 111,198.45, 166,885.34 and 41,097.81

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Solution

The fourth proportional to 111,198.45, 166,885.34 and 41,097.81 is: 61,679.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,198.45 : 166,885.34 = 41,097.81 : x
  2. Step 2: Convert to fraction form
    111,198.45/166,885.34 = 41,097.81/x
  3. Step 3: Cross multiply
    111,198.45x = 166,885.34 × 41,097.81
  4. Step 4: Simplify right side
    111,198.45x = 6,858,621,789.62
  5. Step 5: Solve for x
    x = 6,858,621,789.62/111,198.45
  6. Step 6: Final answer
    x = 61,679.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.