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Finding the Fourth Proportional to 194,788.27, 292,153.17 and 61,651.27

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Solution

The fourth proportional to 194,788.27, 292,153.17 and 61,651.27 is: 92,467.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,788.27 : 292,153.17 = 61,651.27 : x
  2. Step 2: Convert to fraction form
    194,788.27/292,153.17 = 61,651.27/x
  3. Step 3: Cross multiply
    194,788.27x = 292,153.17 × 61,651.27
  4. Step 4: Simplify right side
    194,788.27x = 18,011,613,234.64
  5. Step 5: Solve for x
    x = 18,011,613,234.64/194,788.27
  6. Step 6: Final answer
    x = 92,467.65

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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.