Home / 68,872.44-95,033.34-40,191.96

Finding the Fourth Proportional to 68,872.44, 95,033.34 and 40,191.96

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Solution

The fourth proportional to 68,872.44, 95,033.34 and 40,191.96 is: 55,458.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,872.44 : 95,033.34 = 40,191.96 : x
  2. Step 2: Convert to fraction form
    68,872.44/95,033.34 = 40,191.96/x
  3. Step 3: Cross multiply
    68,872.44x = 95,033.34 × 40,191.96
  4. Step 4: Simplify right side
    68,872.44x = 3,819,576,199.95
  5. Step 5: Solve for x
    x = 3,819,576,199.95/68,872.44
  6. Step 6: Final answer
    x = 55,458.70

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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.