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Finding the Fourth Proportional to 17,850.50, 26,779.49 and 5,371.43

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Solution

The fourth proportional to 17,850.50, 26,779.49 and 5,371.43 is: 8,058.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,850.50 : 26,779.49 = 5,371.43 : x
  2. Step 2: Convert to fraction form
    17,850.50/26,779.49 = 5,371.43/x
  3. Step 3: Cross multiply
    17,850.50x = 26,779.49 × 5,371.43
  4. Step 4: Simplify right side
    17,850.50x = 143,844,155.97
  5. Step 5: Solve for x
    x = 143,844,155.97/17,850.50
  6. Step 6: Final answer
    x = 8,058.27

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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.