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Finding the Fourth Proportional to 72,913.81, 109,247.59 and 44,775.22

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Solution

The fourth proportional to 72,913.81, 109,247.59 and 44,775.22 is: 67,087.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,913.81 : 109,247.59 = 44,775.22 : x
  2. Step 2: Convert to fraction form
    72,913.81/109,247.59 = 44,775.22/x
  3. Step 3: Cross multiply
    72,913.81x = 109,247.59 × 44,775.22
  4. Step 4: Simplify right side
    72,913.81x = 4,891,584,876.72
  5. Step 5: Solve for x
    x = 4,891,584,876.72/72,913.81
  6. Step 6: Final answer
    x = 67,087.22

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