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Finding the Fourth Proportional to 79,207.62, 118,829.97 and 23,048.97

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Solution

The fourth proportional to 79,207.62, 118,829.97 and 23,048.97 is: 34,578.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,207.62 : 118,829.97 = 23,048.97 : x
  2. Step 2: Convert to fraction form
    79,207.62/118,829.97 = 23,048.97/x
  3. Step 3: Cross multiply
    79,207.62x = 118,829.97 × 23,048.97
  4. Step 4: Simplify right side
    79,207.62x = 2,738,908,413.63
  5. Step 5: Solve for x
    x = 2,738,908,413.63/79,207.62
  6. Step 6: Final answer
    x = 34,578.85

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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.