Home / 204,358.92-306,257.82-104,308.36

Finding the Fourth Proportional to 204,358.92, 306,257.82 and 104,308.36

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Solution

The fourth proportional to 204,358.92, 306,257.82 and 104,308.36 is: 156,319.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,358.92 : 306,257.82 = 104,308.36 : x
  2. Step 2: Convert to fraction form
    204,358.92/306,257.82 = 104,308.36/x
  3. Step 3: Cross multiply
    204,358.92x = 306,257.82 × 104,308.36
  4. Step 4: Simplify right side
    204,358.92x = 31,945,250,941.38
  5. Step 5: Solve for x
    x = 31,945,250,941.38/204,358.92
  6. Step 6: Final answer
    x = 156,319.34

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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.