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Finding the Fourth Proportional to 74,607.86, 111,899.64 and 30,232.82

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Solution

The fourth proportional to 74,607.86, 111,899.64 and 30,232.82 is: 45,344.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,607.86 : 111,899.64 = 30,232.82 : x
  2. Step 2: Convert to fraction form
    74,607.86/111,899.64 = 30,232.82/x
  3. Step 3: Cross multiply
    74,607.86x = 111,899.64 × 30,232.82
  4. Step 4: Simplify right side
    74,607.86x = 3,383,041,674.18
  5. Step 5: Solve for x
    x = 3,383,041,674.18/74,607.86
  6. Step 6: Final answer
    x = 45,344.31

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