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Finding the Fourth Proportional to 19,795.83, 29,694.29 and 5,755.29

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Solution

The fourth proportional to 19,795.83, 29,694.29 and 5,755.29 is: 8,633.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,795.83 : 29,694.29 = 5,755.29 : x
  2. Step 2: Convert to fraction form
    19,795.83/29,694.29 = 5,755.29/x
  3. Step 3: Cross multiply
    19,795.83x = 29,694.29 × 5,755.29
  4. Step 4: Simplify right side
    19,795.83x = 170,899,221.52
  5. Step 5: Solve for x
    x = 170,899,221.52/19,795.83
  6. Step 6: Final answer
    x = 8,633.09

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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.