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Finding the Fourth Proportional to 78,977.94, 118,499.31 and 32,235.54

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Solution

The fourth proportional to 78,977.94, 118,499.31 and 32,235.54 is: 48,366.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,977.94 : 118,499.31 = 32,235.54 : x
  2. Step 2: Convert to fraction form
    78,977.94/118,499.31 = 32,235.54/x
  3. Step 3: Cross multiply
    78,977.94x = 118,499.31 × 32,235.54
  4. Step 4: Simplify right side
    78,977.94x = 3,819,889,247.48
  5. Step 5: Solve for x
    x = 3,819,889,247.48/78,977.94
  6. Step 6: Final answer
    x = 48,366.53

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