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Finding the Fourth Proportional to 17,693.49, 26,550.49 and 8,929.09

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Solution

The fourth proportional to 17,693.49, 26,550.49 and 8,929.09 is: 13,398.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,693.49 : 26,550.49 = 8,929.09 : x
  2. Step 2: Convert to fraction form
    17,693.49/26,550.49 = 8,929.09/x
  3. Step 3: Cross multiply
    17,693.49x = 26,550.49 × 8,929.09
  4. Step 4: Simplify right side
    17,693.49x = 237,071,714.75
  5. Step 5: Solve for x
    x = 237,071,714.75/17,693.49
  6. Step 6: Final answer
    x = 13,398.81

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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.