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Finding the Fourth Proportional to 22,393.07, 33,540.99 and 21,770.99

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Solution

The fourth proportional to 22,393.07, 33,540.99 and 21,770.99 is: 32,609.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,393.07 : 33,540.99 = 21,770.99 : x
  2. Step 2: Convert to fraction form
    22,393.07/33,540.99 = 21,770.99/x
  3. Step 3: Cross multiply
    22,393.07x = 33,540.99 × 21,770.99
  4. Step 4: Simplify right side
    22,393.07x = 730,220,390.18
  5. Step 5: Solve for x
    x = 730,220,390.18/22,393.07
  6. Step 6: Final answer
    x = 32,609.22

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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.