Home / 204,414.21-306,672.35-71,296.38

Finding the Fourth Proportional to 204,414.21, 306,672.35 and 71,296.38

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Solution

The fourth proportional to 204,414.21, 306,672.35 and 71,296.38 is: 106,962.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,414.21 : 306,672.35 = 71,296.38 : x
  2. Step 2: Convert to fraction form
    204,414.21/306,672.35 = 71,296.38/x
  3. Step 3: Cross multiply
    204,414.21x = 306,672.35 × 71,296.38
  4. Step 4: Simplify right side
    204,414.21x = 21,864,628,044.61
  5. Step 5: Solve for x
    x = 21,864,628,044.61/204,414.21
  6. Step 6: Final answer
    x = 106,962.37

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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.