Home / 204,164.15-306,308.39-104,394.43

Finding the Fourth Proportional to 204,164.15, 306,308.39 and 104,394.43

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Solution

The fourth proportional to 204,164.15, 306,308.39 and 104,394.43 is: 156,623.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,164.15 : 306,308.39 = 104,394.43 : x
  2. Step 2: Convert to fraction form
    204,164.15/306,308.39 = 104,394.43/x
  3. Step 3: Cross multiply
    204,164.15x = 306,308.39 × 104,394.43
  4. Step 4: Simplify right side
    204,164.15x = 31,976,889,778.27
  5. Step 5: Solve for x
    x = 31,976,889,778.27/204,164.15
  6. Step 6: Final answer
    x = 156,623.43

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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.