Home / 196,635.35-271,379.82-111,765.17

Finding the Fourth Proportional to 196,635.35, 271,379.82 and 111,765.17

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Solution

The fourth proportional to 196,635.35, 271,379.82 and 111,765.17 is: 154,249.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,635.35 : 271,379.82 = 111,765.17 : x
  2. Step 2: Convert to fraction form
    196,635.35/271,379.82 = 111,765.17/x
  3. Step 3: Cross multiply
    196,635.35x = 271,379.82 × 111,765.17
  4. Step 4: Simplify right side
    196,635.35x = 30,330,811,716.87
  5. Step 5: Solve for x
    x = 30,330,811,716.87/196,635.35
  6. Step 6: Final answer
    x = 154,249.03

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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.