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Finding the Fourth Proportional to 74,181, 102,369.78 and 44,373

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Solution

The fourth proportional to 74,181, 102,369.78 and 44,373 is: 61,234.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,181 : 102,369.78 = 44,373 : x
  2. Step 2: Convert to fraction form
    74,181/102,369.78 = 44,373/x
  3. Step 3: Cross multiply
    74,181x = 102,369.78 × 44,373
  4. Step 4: Simplify right side
    74,181x = 4,542,454,247.94
  5. Step 5: Solve for x
    x = 4,542,454,247.94/74,181
  6. Step 6: Final answer
    x = 61,234.74

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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.