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Finding the Fourth Proportional to 54,376.38, 81,551.07 and 14,931.54

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Solution

The fourth proportional to 54,376.38, 81,551.07 and 14,931.54 is: 22,393.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,376.38 : 81,551.07 = 14,931.54 : x
  2. Step 2: Convert to fraction form
    54,376.38/81,551.07 = 14,931.54/x
  3. Step 3: Cross multiply
    54,376.38x = 81,551.07 × 14,931.54
  4. Step 4: Simplify right side
    54,376.38x = 1,217,683,063.75
  5. Step 5: Solve for x
    x = 1,217,683,063.75/54,376.38
  6. Step 6: Final answer
    x = 22,393.60

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