Home / 219,747.38-329,357.34-113,181.44

Finding the Fourth Proportional to 219,747.38, 329,357.34 and 113,181.44

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Solution

The fourth proportional to 219,747.38, 329,357.34 and 113,181.44 is: 169,636.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,747.38 : 329,357.34 = 113,181.44 : x
  2. Step 2: Convert to fraction form
    219,747.38/329,357.34 = 113,181.44/x
  3. Step 3: Cross multiply
    219,747.38x = 329,357.34 × 113,181.44
  4. Step 4: Simplify right side
    219,747.38x = 37,277,138,015.77
  5. Step 5: Solve for x
    x = 37,277,138,015.77/219,747.38
  6. Step 6: Final answer
    x = 169,636.33

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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.