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Finding the Fourth Proportional to 47,854.56, 71,776.26 and 12,796.98

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Solution

The fourth proportional to 47,854.56, 71,776.26 and 12,796.98 is: 19,193.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,854.56 : 71,776.26 = 12,796.98 : x
  2. Step 2: Convert to fraction form
    47,854.56/71,776.26 = 12,796.98/x
  3. Step 3: Cross multiply
    47,854.56x = 71,776.26 × 12,796.98
  4. Step 4: Simplify right side
    47,854.56x = 918,519,363.69
  5. Step 5: Solve for x
    x = 918,519,363.69/47,854.56
  6. Step 6: Final answer
    x = 19,193.98

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