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Finding the Fourth Proportional to 54,915.68, 82,373.52 and 15,476.96

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Solution

The fourth proportional to 54,915.68, 82,373.52 and 15,476.96 is: 23,215.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,915.68 : 82,373.52 = 15,476.96 : x
  2. Step 2: Convert to fraction form
    54,915.68/82,373.52 = 15,476.96/x
  3. Step 3: Cross multiply
    54,915.68x = 82,373.52 × 15,476.96
  4. Step 4: Simplify right side
    54,915.68x = 1,274,891,674.10
  5. Step 5: Solve for x
    x = 1,274,891,674.10/54,915.68
  6. Step 6: Final answer
    x = 23,215.44

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