Home / 80,217.05-110,700.84-43,917.89

Finding the Fourth Proportional to 80,217.05, 110,700.84 and 43,917.89

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Solution

The fourth proportional to 80,217.05, 110,700.84 and 43,917.89 is: 60,607.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,217.05 : 110,700.84 = 43,917.89 : x
  2. Step 2: Convert to fraction form
    80,217.05/110,700.84 = 43,917.89/x
  3. Step 3: Cross multiply
    80,217.05x = 110,700.84 × 43,917.89
  4. Step 4: Simplify right side
    80,217.05x = 4,861,747,314.03
  5. Step 5: Solve for x
    x = 4,861,747,314.03/80,217.05
  6. Step 6: Final answer
    x = 60,607.41

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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.