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Finding the Fourth Proportional to 79,961.62, 110,348.46 and 44,149.51

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Solution

The fourth proportional to 79,961.62, 110,348.46 and 44,149.51 is: 60,927.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,961.62 : 110,348.46 = 44,149.51 : x
  2. Step 2: Convert to fraction form
    79,961.62/110,348.46 = 44,149.51/x
  3. Step 3: Cross multiply
    79,961.62x = 110,348.46 × 44,149.51
  4. Step 4: Simplify right side
    79,961.62x = 4,871,830,438.25
  5. Step 5: Solve for x
    x = 4,871,830,438.25/79,961.62
  6. Step 6: Final answer
    x = 60,927.11

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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.