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Finding the Fourth Proportional to 17,127.78, 25,677.69 and 7,633.14

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Solution

The fourth proportional to 17,127.78, 25,677.69 and 7,633.14 is: 11,443.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,127.78 : 25,677.69 = 7,633.14 : x
  2. Step 2: Convert to fraction form
    17,127.78/25,677.69 = 7,633.14/x
  3. Step 3: Cross multiply
    17,127.78x = 25,677.69 × 7,633.14
  4. Step 4: Simplify right side
    17,127.78x = 196,001,402.65
  5. Step 5: Solve for x
    x = 196,001,402.65/17,127.78
  6. Step 6: Final answer
    x = 11,443.48

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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.