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Finding the Fourth Proportional to 9,876.54, 14,798.47 and 5,972.88

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Solution

The fourth proportional to 9,876.54, 14,798.47 and 5,972.88 is: 8,949.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,876.54 : 14,798.47 = 5,972.88 : x
  2. Step 2: Convert to fraction form
    9,876.54/14,798.47 = 5,972.88/x
  3. Step 3: Cross multiply
    9,876.54x = 14,798.47 × 5,972.88
  4. Step 4: Simplify right side
    9,876.54x = 88,389,485.49
  5. Step 5: Solve for x
    x = 88,389,485.49/9,876.54
  6. Step 6: Final answer
    x = 8,949.44

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