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Finding the Fourth Proportional to 68,939.68, 103,437.68 and 24,574.88

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Solution

The fourth proportional to 68,939.68, 103,437.68 and 24,574.88 is: 36,872.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,939.68 : 103,437.68 = 24,574.88 : x
  2. Step 2: Convert to fraction form
    68,939.68/103,437.68 = 24,574.88/x
  3. Step 3: Cross multiply
    68,939.68x = 103,437.68 × 24,574.88
  4. Step 4: Simplify right side
    68,939.68x = 2,541,968,573.48
  5. Step 5: Solve for x
    x = 2,541,968,573.48/68,939.68
  6. Step 6: Final answer
    x = 36,872.36

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