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Finding the Fourth Proportional to 82,153.44, 123,033.94 and 42,074.24

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Solution

The fourth proportional to 82,153.44, 123,033.94 and 42,074.24 is: 63,010.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,153.44 : 123,033.94 = 42,074.24 : x
  2. Step 2: Convert to fraction form
    82,153.44/123,033.94 = 42,074.24/x
  3. Step 3: Cross multiply
    82,153.44x = 123,033.94 × 42,074.24
  4. Step 4: Simplify right side
    82,153.44x = 5,176,558,799.35
  5. Step 5: Solve for x
    x = 5,176,558,799.35/82,153.44
  6. Step 6: Final answer
    x = 63,010.86

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