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Finding the Fourth Proportional to 74,164.38, 111,052.17 and 50,836.38

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Solution

The fourth proportional to 74,164.38, 111,052.17 and 50,836.38 is: 76,121.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,164.38 : 111,052.17 = 50,836.38 : x
  2. Step 2: Convert to fraction form
    74,164.38/111,052.17 = 50,836.38/x
  3. Step 3: Cross multiply
    74,164.38x = 111,052.17 × 50,836.38
  4. Step 4: Simplify right side
    74,164.38x = 5,645,490,313.94
  5. Step 5: Solve for x
    x = 5,645,490,313.94/74,164.38
  6. Step 6: Final answer
    x = 76,121.32

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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.