Home / 69,546.20-95,976.50-40,866.12

Finding the Fourth Proportional to 69,546.20, 95,976.50 and 40,866.12

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Solution

The fourth proportional to 69,546.20, 95,976.50 and 40,866.12 is: 56,396.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,546.20 : 95,976.50 = 40,866.12 : x
  2. Step 2: Convert to fraction form
    69,546.20/95,976.50 = 40,866.12/x
  3. Step 3: Cross multiply
    69,546.20x = 95,976.50 × 40,866.12
  4. Step 4: Simplify right side
    69,546.20x = 3,922,186,961.85
  5. Step 5: Solve for x
    x = 3,922,186,961.85/69,546.20
  6. Step 6: Final answer
    x = 56,396.86

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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.