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Finding the Fourth Proportional to 34,732.02, 47,930.20 and 18,816.50

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Solution

The fourth proportional to 34,732.02, 47,930.20 and 18,816.50 is: 25,966.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,732.02 : 47,930.20 = 18,816.50 : x
  2. Step 2: Convert to fraction form
    34,732.02/47,930.20 = 18,816.50/x
  3. Step 3: Cross multiply
    34,732.02x = 47,930.20 × 18,816.50
  4. Step 4: Simplify right side
    34,732.02x = 901,878,608.30
  5. Step 5: Solve for x
    x = 901,878,608.30/34,732.02
  6. Step 6: Final answer
    x = 25,966.78

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