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Finding the Fourth Proportional to 79,897.96, 110,265.78 and 44,091.28

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Solution

The fourth proportional to 79,897.96, 110,265.78 and 44,091.28 is: 60,849.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,897.96 : 110,265.78 = 44,091.28 : x
  2. Step 2: Convert to fraction form
    79,897.96/110,265.78 = 44,091.28/x
  3. Step 3: Cross multiply
    79,897.96x = 110,265.78 × 44,091.28
  4. Step 4: Simplify right side
    79,897.96x = 4,861,759,380.40
  5. Step 5: Solve for x
    x = 4,861,759,380.40/79,897.96
  6. Step 6: Final answer
    x = 60,849.61

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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.