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Finding the Fourth Proportional to 79,163.83, 118,753.53 and 23,004.43

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Solution

The fourth proportional to 79,163.83, 118,753.53 and 23,004.43 is: 34,508.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,163.83 : 118,753.53 = 23,004.43 : x
  2. Step 2: Convert to fraction form
    79,163.83/118,753.53 = 23,004.43/x
  3. Step 3: Cross multiply
    79,163.83x = 118,753.53 × 23,004.43
  4. Step 4: Simplify right side
    79,163.83x = 2,731,857,413.08
  5. Step 5: Solve for x
    x = 2,731,857,413.08/79,163.83
  6. Step 6: Final answer
    x = 34,508.91

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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.