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Finding the Fourth Proportional to 17,442.84, 26,161.47 and 7,579.47

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Solution

The fourth proportional to 17,442.84, 26,161.47 and 7,579.47 is: 11,367.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,442.84 : 26,161.47 = 7,579.47 : x
  2. Step 2: Convert to fraction form
    17,442.84/26,161.47 = 7,579.47/x
  3. Step 3: Cross multiply
    17,442.84x = 26,161.47 × 7,579.47
  4. Step 4: Simplify right side
    17,442.84x = 198,290,077.02
  5. Step 5: Solve for x
    x = 198,290,077.02/17,442.84
  6. Step 6: Final answer
    x = 11,367.99

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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.