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Finding the Fourth Proportional to 55,175.61, 82,764.17 and 15,732.72

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Solution

The fourth proportional to 55,175.61, 82,764.17 and 15,732.72 is: 23,599.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,175.61 : 82,764.17 = 15,732.72 : x
  2. Step 2: Convert to fraction form
    55,175.61/82,764.17 = 15,732.72/x
  3. Step 3: Cross multiply
    55,175.61x = 82,764.17 × 15,732.72
  4. Step 4: Simplify right side
    55,175.61x = 1,302,105,512.64
  5. Step 5: Solve for x
    x = 1,302,105,512.64/55,175.61
  6. Step 6: Final answer
    x = 23,599.30

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