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Finding the Fourth Proportional to 196,650, 294,949.89 and 63,516.42

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Solution

The fourth proportional to 196,650, 294,949.89 and 63,516.42 is: 95,266.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,650 : 294,949.89 = 63,516.42 : x
  2. Step 2: Convert to fraction form
    196,650/294,949.89 = 63,516.42/x
  3. Step 3: Cross multiply
    196,650x = 294,949.89 × 63,516.42
  4. Step 4: Simplify right side
    196,650x = 18,734,161,092.19
  5. Step 5: Solve for x
    x = 18,734,161,092.19/196,650
  6. Step 6: Final answer
    x = 95,266.52

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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.