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Finding the Fourth Proportional to 168,051.94, 231,922.92 and 92,600.44

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Solution

The fourth proportional to 168,051.94, 231,922.92 and 92,600.44 is: 127,794.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,051.94 : 231,922.92 = 92,600.44 : x
  2. Step 2: Convert to fraction form
    168,051.94/231,922.92 = 92,600.44/x
  3. Step 3: Cross multiply
    168,051.94x = 231,922.92 × 92,600.44
  4. Step 4: Simplify right side
    168,051.94x = 21,476,163,975.08
  5. Step 5: Solve for x
    x = 21,476,163,975.08/168,051.94
  6. Step 6: Final answer
    x = 127,794.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.