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Finding the Fourth Proportional to 79,245.91, 118,840.56 and 37,118.80

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Solution

The fourth proportional to 79,245.91, 118,840.56 and 37,118.80 is: 55,664.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,245.91 : 118,840.56 = 37,118.80 : x
  2. Step 2: Convert to fraction form
    79,245.91/118,840.56 = 37,118.80/x
  3. Step 3: Cross multiply
    79,245.91x = 118,840.56 × 37,118.80
  4. Step 4: Simplify right side
    79,245.91x = 4,411,218,978.53
  5. Step 5: Solve for x
    x = 4,411,218,978.53/79,245.91
  6. Step 6: Final answer
    x = 55,664.94

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