Home / 69,198.32-95,469-40,884.08

Finding the Fourth Proportional to 69,198.32, 95,469 and 40,884.08

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Solution

The fourth proportional to 69,198.32, 95,469 and 40,884.08 is: 56,405.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,198.32 : 95,469 = 40,884.08 : x
  2. Step 2: Convert to fraction form
    69,198.32/95,469 = 40,884.08/x
  3. Step 3: Cross multiply
    69,198.32x = 95,469 × 40,884.08
  4. Step 4: Simplify right side
    69,198.32x = 3,903,162,233.52
  5. Step 5: Solve for x
    x = 3,903,162,233.52/69,198.32
  6. Step 6: Final answer
    x = 56,405.45

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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.