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Finding the Fourth Proportional to 192,006.61, 264,968.68 and 111,481.27

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Solution

The fourth proportional to 192,006.61, 264,968.68 and 111,481.27 is: 153,843.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,006.61 : 264,968.68 = 111,481.27 : x
  2. Step 2: Convert to fraction form
    192,006.61/264,968.68 = 111,481.27/x
  3. Step 3: Cross multiply
    192,006.61x = 264,968.68 × 111,481.27
  4. Step 4: Simplify right side
    192,006.61x = 29,539,044,956.62
  5. Step 5: Solve for x
    x = 29,539,044,956.62/192,006.61
  6. Step 6: Final answer
    x = 153,843.90

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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.