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Finding the Fourth Proportional to 78,801.60, 118,216.80 and 32,059.20

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Solution

The fourth proportional to 78,801.60, 118,216.80 and 32,059.20 is: 48,094.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,801.60 : 118,216.80 = 32,059.20 : x
  2. Step 2: Convert to fraction form
    78,801.60/118,216.80 = 32,059.20/x
  3. Step 3: Cross multiply
    78,801.60x = 118,216.80 × 32,059.20
  4. Step 4: Simplify right side
    78,801.60x = 3,789,936,034.56
  5. Step 5: Solve for x
    x = 3,789,936,034.56/78,801.60
  6. Step 6: Final answer
    x = 48,094.66

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