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Finding the Fourth Proportional to 43,468.55, 65,192.60 and 11,871.11

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Solution

The fourth proportional to 43,468.55, 65,192.60 and 11,871.11 is: 17,803.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,468.55 : 65,192.60 = 11,871.11 : x
  2. Step 2: Convert to fraction form
    43,468.55/65,192.60 = 11,871.11/x
  3. Step 3: Cross multiply
    43,468.55x = 65,192.60 × 11,871.11
  4. Step 4: Simplify right side
    43,468.55x = 773,908,284.96
  5. Step 5: Solve for x
    x = 773,908,284.96/43,468.55
  6. Step 6: Final answer
    x = 17,803.87

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