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Finding the Fourth Proportional to 196,849.80, 295,321.44 and 63,730.08

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Solution

The fourth proportional to 196,849.80, 295,321.44 and 63,730.08 is: 95,610.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,849.80 : 295,321.44 = 63,730.08 : x
  2. Step 2: Convert to fraction form
    196,849.80/295,321.44 = 63,730.08/x
  3. Step 3: Cross multiply
    196,849.80x = 295,321.44 × 63,730.08
  4. Step 4: Simplify right side
    196,849.80x = 18,820,858,996.92
  5. Step 5: Solve for x
    x = 18,820,858,996.92/196,849.80
  6. Step 6: Final answer
    x = 95,610.25

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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.