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Finding the Fourth Proportional to 63,694.16, 95,554.98 and 19,324.49

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Solution

The fourth proportional to 63,694.16, 95,554.98 and 19,324.49 is: 28,990.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,694.16 : 95,554.98 = 19,324.49 : x
  2. Step 2: Convert to fraction form
    63,694.16/95,554.98 = 19,324.49/x
  3. Step 3: Cross multiply
    63,694.16x = 95,554.98 × 19,324.49
  4. Step 4: Simplify right side
    63,694.16x = 1,846,550,777.69
  5. Step 5: Solve for x
    x = 1,846,550,777.69/63,694.16
  6. Step 6: Final answer
    x = 28,990.90

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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.