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Finding the Fourth Proportional to 17,384.68, 26,046.78 and 10,815.58

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Solution

The fourth proportional to 17,384.68, 26,046.78 and 10,815.58 is: 16,204.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,384.68 : 26,046.78 = 10,815.58 : x
  2. Step 2: Convert to fraction form
    17,384.68/26,046.78 = 10,815.58/x
  3. Step 3: Cross multiply
    17,384.68x = 26,046.78 × 10,815.58
  4. Step 4: Simplify right side
    17,384.68x = 281,711,032.83
  5. Step 5: Solve for x
    x = 281,711,032.83/17,384.68
  6. Step 6: Final answer
    x = 16,204.56

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