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Finding the Fourth Proportional to 196,855.70, 295,330.58 and 63,736.10

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Solution

The fourth proportional to 196,855.70, 295,330.58 and 63,736.10 is: 95,619.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,855.70 : 295,330.58 = 63,736.10 : x
  2. Step 2: Convert to fraction form
    196,855.70/295,330.58 = 63,736.10/x
  3. Step 3: Cross multiply
    196,855.70x = 295,330.58 × 63,736.10
  4. Step 4: Simplify right side
    196,855.70x = 18,823,219,379.94
  5. Step 5: Solve for x
    x = 18,823,219,379.94/196,855.70
  6. Step 6: Final answer
    x = 95,619.38

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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.