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Finding the Fourth Proportional to 48,898.40, 73,117.20 and 36,456.80

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Solution

The fourth proportional to 48,898.40, 73,117.20 and 36,456.80 is: 54,513.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,898.40 : 73,117.20 = 36,456.80 : x
  2. Step 2: Convert to fraction form
    48,898.40/73,117.20 = 36,456.80/x
  3. Step 3: Cross multiply
    48,898.40x = 73,117.20 × 36,456.80
  4. Step 4: Simplify right side
    48,898.40x = 2,665,619,136.96
  5. Step 5: Solve for x
    x = 2,665,619,136.96/48,898.40
  6. Step 6: Final answer
    x = 54,513.42

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