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Finding the Fourth Proportional to 12,696.82, 19,042.13 and 5,301.34

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Solution

The fourth proportional to 12,696.82, 19,042.13 and 5,301.34 is: 7,950.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,696.82 : 19,042.13 = 5,301.34 : x
  2. Step 2: Convert to fraction form
    12,696.82/19,042.13 = 5,301.34/x
  3. Step 3: Cross multiply
    12,696.82x = 19,042.13 × 5,301.34
  4. Step 4: Simplify right side
    12,696.82x = 100,948,771.10
  5. Step 5: Solve for x
    x = 100,948,771.10/12,696.82
  6. Step 6: Final answer
    x = 7,950.71

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.