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Finding the Fourth Proportional to 104,140.81, 156,086.01 and 47,903.44

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Solution

The fourth proportional to 104,140.81, 156,086.01 and 47,903.44 is: 71,797.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,140.81 : 156,086.01 = 47,903.44 : x
  2. Step 2: Convert to fraction form
    104,140.81/156,086.01 = 47,903.44/x
  3. Step 3: Cross multiply
    104,140.81x = 156,086.01 × 47,903.44
  4. Step 4: Simplify right side
    104,140.81x = 7,477,056,814.87
  5. Step 5: Solve for x
    x = 7,477,056,814.87/104,140.81
  6. Step 6: Final answer
    x = 71,797.57

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