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Finding the Fourth Proportional to 72,372.44, 108,560.08 and 47,570.60

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Solution

The fourth proportional to 72,372.44, 108,560.08 and 47,570.60 is: 71,356.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,372.44 : 108,560.08 = 47,570.60 : x
  2. Step 2: Convert to fraction form
    72,372.44/108,560.08 = 47,570.60/x
  3. Step 3: Cross multiply
    72,372.44x = 108,560.08 × 47,570.60
  4. Step 4: Simplify right side
    72,372.44x = 5,164,268,141.65
  5. Step 5: Solve for x
    x = 5,164,268,141.65/72,372.44
  6. Step 6: Final answer
    x = 71,356.83

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