Home / 214,600.94-321,958.82-74,359.56

Finding the Fourth Proportional to 214,600.94, 321,958.82 and 74,359.56

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Solution

The fourth proportional to 214,600.94, 321,958.82 and 74,359.56 is: 111,559.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,600.94 : 321,958.82 = 74,359.56 : x
  2. Step 2: Convert to fraction form
    214,600.94/321,958.82 = 74,359.56/x
  3. Step 3: Cross multiply
    214,600.94x = 321,958.82 × 74,359.56
  4. Step 4: Simplify right side
    214,600.94x = 23,940,716,193.32
  5. Step 5: Solve for x
    x = 23,940,716,193.32/214,600.94
  6. Step 6: Final answer
    x = 111,559.23

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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.