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Finding the Fourth Proportional to 79,879.37, 110,232.91 and 44,070.89

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Solution

The fourth proportional to 79,879.37, 110,232.91 and 44,070.89 is: 60,817.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,879.37 : 110,232.91 = 44,070.89 : x
  2. Step 2: Convert to fraction form
    79,879.37/110,232.91 = 44,070.89/x
  3. Step 3: Cross multiply
    79,879.37x = 110,232.91 × 44,070.89
  4. Step 4: Simplify right side
    79,879.37x = 4,858,062,450.99
  5. Step 5: Solve for x
    x = 4,858,062,450.99/79,879.37
  6. Step 6: Final answer
    x = 60,817.49

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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.