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Finding the Fourth Proportional to 9,801.12, 14,700.24 and 2,873.76

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Solution

The fourth proportional to 9,801.12, 14,700.24 and 2,873.76 is: 4,310.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,801.12 : 14,700.24 = 2,873.76 : x
  2. Step 2: Convert to fraction form
    9,801.12/14,700.24 = 2,873.76/x
  3. Step 3: Cross multiply
    9,801.12x = 14,700.24 × 2,873.76
  4. Step 4: Simplify right side
    9,801.12x = 42,244,961.70
  5. Step 5: Solve for x
    x = 42,244,961.70/9,801.12
  6. Step 6: Final answer
    x = 4,310.22

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