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Finding the Fourth Proportional to 57,301.40, 85,973.70 and 27,745.40

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Solution

The fourth proportional to 57,301.40, 85,973.70 and 27,745.40 is: 41,628.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,301.40 : 85,973.70 = 27,745.40 : x
  2. Step 2: Convert to fraction form
    57,301.40/85,973.70 = 27,745.40/x
  3. Step 3: Cross multiply
    57,301.40x = 85,973.70 × 27,745.40
  4. Step 4: Simplify right side
    57,301.40x = 2,385,374,695.98
  5. Step 5: Solve for x
    x = 2,385,374,695.98/57,301.40
  6. Step 6: Final answer
    x = 41,628.56

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