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Finding the Fourth Proportional to 63,694.66, 95,555.73 and 19,324.98

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Solution

The fourth proportional to 63,694.66, 95,555.73 and 19,324.98 is: 28,991.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,694.66 : 95,555.73 = 19,324.98 : x
  2. Step 2: Convert to fraction form
    63,694.66/95,555.73 = 19,324.98/x
  3. Step 3: Cross multiply
    63,694.66x = 95,555.73 × 19,324.98
  4. Step 4: Simplify right side
    63,694.66x = 1,846,612,571.14
  5. Step 5: Solve for x
    x = 1,846,612,571.14/63,694.66
  6. Step 6: Final answer
    x = 28,991.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.