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Finding the Fourth Proportional to 196,863.84, 295,342.79 and 63,744.26

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Solution

The fourth proportional to 196,863.84, 295,342.79 and 63,744.26 is: 95,631.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,863.84 : 295,342.79 = 63,744.26 : x
  2. Step 2: Convert to fraction form
    196,863.84/295,342.79 = 63,744.26/x
  3. Step 3: Cross multiply
    196,863.84x = 295,342.79 × 63,744.26
  4. Step 4: Simplify right side
    196,863.84x = 18,826,405,799.45
  5. Step 5: Solve for x
    x = 18,826,405,799.45/196,863.84
  6. Step 6: Final answer
    x = 95,631.61

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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.