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Finding the Fourth Proportional to 196,883.88, 295,354.80 and 63,719.88

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Solution

The fourth proportional to 196,883.88, 295,354.80 and 63,719.88 is: 95,589.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,883.88 : 295,354.80 = 63,719.88 : x
  2. Step 2: Convert to fraction form
    196,883.88/295,354.80 = 63,719.88/x
  3. Step 3: Cross multiply
    196,883.88x = 295,354.80 × 63,719.88
  4. Step 4: Simplify right side
    196,883.88x = 18,819,972,413.42
  5. Step 5: Solve for x
    x = 18,819,972,413.42/196,883.88
  6. Step 6: Final answer
    x = 95,589.20

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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.