Home / 204,214.41-306,336.20-54,453.92

Finding the Fourth Proportional to 204,214.41, 306,336.20 and 54,453.92

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Solution

The fourth proportional to 204,214.41, 306,336.20 and 54,453.92 is: 81,684.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,214.41 : 306,336.20 = 54,453.92 : x
  2. Step 2: Convert to fraction form
    204,214.41/306,336.20 = 54,453.92/x
  3. Step 3: Cross multiply
    204,214.41x = 306,336.20 × 54,453.92
  4. Step 4: Simplify right side
    204,214.41x = 16,681,205,123.95
  5. Step 5: Solve for x
    x = 16,681,205,123.95/204,214.41
  6. Step 6: Final answer
    x = 81,684.76

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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.