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Finding the Fourth Proportional to 72,919.08, 100,674.36 and 50,250.84

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Solution

The fourth proportional to 72,919.08, 100,674.36 and 50,250.84 is: 69,377.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,919.08 : 100,674.36 = 50,250.84 : x
  2. Step 2: Convert to fraction form
    72,919.08/100,674.36 = 50,250.84/x
  3. Step 3: Cross multiply
    72,919.08x = 100,674.36 × 50,250.84
  4. Step 4: Simplify right side
    72,919.08x = 5,058,971,156.46
  5. Step 5: Solve for x
    x = 5,058,971,156.46/72,919.08
  6. Step 6: Final answer
    x = 69,377.88

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