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Finding the Fourth Proportional to 26,092.09, 39,129.92 and 8,557.84

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Solution

The fourth proportional to 26,092.09, 39,129.92 and 8,557.84 is: 12,834.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,092.09 : 39,129.92 = 8,557.84 : x
  2. Step 2: Convert to fraction form
    26,092.09/39,129.92 = 8,557.84/x
  3. Step 3: Cross multiply
    26,092.09x = 39,129.92 × 8,557.84
  4. Step 4: Simplify right side
    26,092.09x = 334,867,356.13
  5. Step 5: Solve for x
    x = 334,867,356.13/26,092.09
  6. Step 6: Final answer
    x = 12,834.06

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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.