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Finding the Fourth Proportional to 92,683.56, 139,004.02 and 55,254.20

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Solution

The fourth proportional to 92,683.56, 139,004.02 and 55,254.20 is: 82,868.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,683.56 : 139,004.02 = 55,254.20 : x
  2. Step 2: Convert to fraction form
    92,683.56/139,004.02 = 55,254.20/x
  3. Step 3: Cross multiply
    92,683.56x = 139,004.02 × 55,254.20
  4. Step 4: Simplify right side
    92,683.56x = 7,680,555,921.88
  5. Step 5: Solve for x
    x = 7,680,555,921.88/92,683.56
  6. Step 6: Final answer
    x = 82,868.59

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