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Finding the Fourth Proportional to 236,392.53, 354,591.20 and 67,912.43

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Solution

The fourth proportional to 236,392.53, 354,591.20 and 67,912.43 is: 101,869.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,392.53 : 354,591.20 = 67,912.43 : x
  2. Step 2: Convert to fraction form
    236,392.53/354,591.20 = 67,912.43/x
  3. Step 3: Cross multiply
    236,392.53x = 354,591.20 × 67,912.43
  4. Step 4: Simplify right side
    236,392.53x = 24,081,148,445.44
  5. Step 5: Solve for x
    x = 24,081,148,445.44/236,392.53
  6. Step 6: Final answer
    x = 101,869.33

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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.