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Finding the Fourth Proportional to 99,146.34, 148,748.67 and 39,951.54

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Solution

The fourth proportional to 99,146.34, 148,748.67 and 39,951.54 is: 59,939.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,146.34 : 148,748.67 = 39,951.54 : x
  2. Step 2: Convert to fraction form
    99,146.34/148,748.67 = 39,951.54/x
  3. Step 3: Cross multiply
    99,146.34x = 148,748.67 × 39,951.54
  4. Step 4: Simplify right side
    99,146.34x = 5,942,738,439.45
  5. Step 5: Solve for x
    x = 5,942,738,439.45/99,146.34
  6. Step 6: Final answer
    x = 59,939.06

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