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Finding the Fourth Proportional to 74,359.62, 102,633.21 and 42,546.06

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Solution

The fourth proportional to 74,359.62, 102,633.21 and 42,546.06 is: 58,723.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,359.62 : 102,633.21 = 42,546.06 : x
  2. Step 2: Convert to fraction form
    74,359.62/102,633.21 = 42,546.06/x
  3. Step 3: Cross multiply
    74,359.62x = 102,633.21 × 42,546.06
  4. Step 4: Simplify right side
    74,359.62x = 4,366,638,710.65
  5. Step 5: Solve for x
    x = 4,366,638,710.65/74,359.62
  6. Step 6: Final answer
    x = 58,723.25

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