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Finding the Fourth Proportional to 83,039.70, 124,539.30 and 23,869.20

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Solution

The fourth proportional to 83,039.70, 124,539.30 and 23,869.20 is: 35,797.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,039.70 : 124,539.30 = 23,869.20 : x
  2. Step 2: Convert to fraction form
    83,039.70/124,539.30 = 23,869.20/x
  3. Step 3: Cross multiply
    83,039.70x = 124,539.30 × 23,869.20
  4. Step 4: Simplify right side
    83,039.70x = 2,972,653,459.56
  5. Step 5: Solve for x
    x = 2,972,653,459.56/83,039.70
  6. Step 6: Final answer
    x = 35,797.98

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