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Finding the Fourth Proportional to 17,630.25, 26,453.97 and 7,768.29

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Solution

The fourth proportional to 17,630.25, 26,453.97 and 7,768.29 is: 11,656.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,630.25 : 26,453.97 = 7,768.29 : x
  2. Step 2: Convert to fraction form
    17,630.25/26,453.97 = 7,768.29/x
  3. Step 3: Cross multiply
    17,630.25x = 26,453.97 × 7,768.29
  4. Step 4: Simplify right side
    17,630.25x = 205,502,110.61
  5. Step 5: Solve for x
    x = 205,502,110.61/17,630.25
  6. Step 6: Final answer
    x = 11,656.22

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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.