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Finding the Fourth Proportional to 49,361.38, 74,042.94 and 16,081.32

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Solution

The fourth proportional to 49,361.38, 74,042.94 and 16,081.32 is: 24,122.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,361.38 : 74,042.94 = 16,081.32 : x
  2. Step 2: Convert to fraction form
    49,361.38/74,042.94 = 16,081.32/x
  3. Step 3: Cross multiply
    49,361.38x = 74,042.94 × 16,081.32
  4. Step 4: Simplify right side
    49,361.38x = 1,190,708,211.88
  5. Step 5: Solve for x
    x = 1,190,708,211.88/49,361.38
  6. Step 6: Final answer
    x = 24,122.26

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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.