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Finding the Fourth Proportional to 73,874.28, 110,531.94 and 45,309.24

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Solution

The fourth proportional to 73,874.28, 110,531.94 and 45,309.24 is: 67,792.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,874.28 : 110,531.94 = 45,309.24 : x
  2. Step 2: Convert to fraction form
    73,874.28/110,531.94 = 45,309.24/x
  3. Step 3: Cross multiply
    73,874.28x = 110,531.94 × 45,309.24
  4. Step 4: Simplify right side
    73,874.28x = 5,008,118,197.13
  5. Step 5: Solve for x
    x = 5,008,118,197.13/73,874.28
  6. Step 6: Final answer
    x = 67,792.45

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