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Finding the Fourth Proportional to 47,878.64, 71,850.76 and 16,713.88

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Solution

The fourth proportional to 47,878.64, 71,850.76 and 16,713.88 is: 25,082.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,878.64 : 71,850.76 = 16,713.88 : x
  2. Step 2: Convert to fraction form
    47,878.64/71,850.76 = 16,713.88/x
  3. Step 3: Cross multiply
    47,878.64x = 71,850.76 × 16,713.88
  4. Step 4: Simplify right side
    47,878.64x = 1,200,904,980.55
  5. Step 5: Solve for x
    x = 1,200,904,980.55/47,878.64
  6. Step 6: Final answer
    x = 25,082.27

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