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Finding the Fourth Proportional to 74,562.98, 102,930.50 and 49,082.72

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Solution

The fourth proportional to 74,562.98, 102,930.50 and 49,082.72 is: 67,756.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,562.98 : 102,930.50 = 49,082.72 : x
  2. Step 2: Convert to fraction form
    74,562.98/102,930.50 = 49,082.72/x
  3. Step 3: Cross multiply
    74,562.98x = 102,930.50 × 49,082.72
  4. Step 4: Simplify right side
    74,562.98x = 5,052,108,910.96
  5. Step 5: Solve for x
    x = 5,052,108,910.96/74,562.98
  6. Step 6: Final answer
    x = 67,756.26

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