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Finding the Fourth Proportional to 196,850.52, 295,322.64 and 63,730.80

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Solution

The fourth proportional to 196,850.52, 295,322.64 and 63,730.80 is: 95,611.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,850.52 : 295,322.64 = 63,730.80 : x
  2. Step 2: Convert to fraction form
    196,850.52/295,322.64 = 63,730.80/x
  3. Step 3: Cross multiply
    196,850.52x = 295,322.64 × 63,730.80
  4. Step 4: Simplify right side
    196,850.52x = 18,821,148,105.31
  5. Step 5: Solve for x
    x = 18,821,148,105.31/196,850.52
  6. Step 6: Final answer
    x = 95,611.37

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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.