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Finding the Fourth Proportional to 25,049.93, 34,490.22 and 21,265.25

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Solution

The fourth proportional to 25,049.93, 34,490.22 and 21,265.25 is: 29,279.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,049.93 : 34,490.22 = 21,265.25 : x
  2. Step 2: Convert to fraction form
    25,049.93/34,490.22 = 21,265.25/x
  3. Step 3: Cross multiply
    25,049.93x = 34,490.22 × 21,265.25
  4. Step 4: Simplify right side
    25,049.93x = 733,443,150.86
  5. Step 5: Solve for x
    x = 733,443,150.86/25,049.93
  6. Step 6: Final answer
    x = 29,279.25

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.