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Finding the Fourth Proportional to 43,942.58, 65,915.50 and 22,589.57

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Solution

The fourth proportional to 43,942.58, 65,915.50 and 22,589.57 is: 33,885.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,942.58 : 65,915.50 = 22,589.57 : x
  2. Step 2: Convert to fraction form
    43,942.58/65,915.50 = 22,589.57/x
  3. Step 3: Cross multiply
    43,942.58x = 65,915.50 × 22,589.57
  4. Step 4: Simplify right side
    43,942.58x = 1,489,003,004.34
  5. Step 5: Solve for x
    x = 1,489,003,004.34/43,942.58
  6. Step 6: Final answer
    x = 33,885.20

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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.