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Finding the Fourth Proportional to 196,157.64, 294,280.20 and 71,498.64

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Solution

The fourth proportional to 196,157.64, 294,280.20 and 71,498.64 is: 107,263.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,157.64 : 294,280.20 = 71,498.64 : x
  2. Step 2: Convert to fraction form
    196,157.64/294,280.20 = 71,498.64/x
  3. Step 3: Cross multiply
    196,157.64x = 294,280.20 × 71,498.64
  4. Step 4: Simplify right side
    196,157.64x = 21,040,634,078.93
  5. Step 5: Solve for x
    x = 21,040,634,078.93/196,157.64
  6. Step 6: Final answer
    x = 107,263.90

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