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Finding the Fourth Proportional to 49,775.88, 74,683.98 and 48,989.64

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Solution

The fourth proportional to 49,775.88, 74,683.98 and 48,989.64 is: 73,504.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,775.88 : 74,683.98 = 48,989.64 : x
  2. Step 2: Convert to fraction form
    49,775.88/74,683.98 = 48,989.64/x
  3. Step 3: Cross multiply
    49,775.88x = 74,683.98 × 48,989.64
  4. Step 4: Simplify right side
    49,775.88x = 3,658,741,293.97
  5. Step 5: Solve for x
    x = 3,658,741,293.97/49,775.88
  6. Step 6: Final answer
    x = 73,504.30

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