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Finding the Fourth Proportional to 171,711.93, 256,304.67 and 159,678.57

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Solution

The fourth proportional to 171,711.93, 256,304.67 and 159,678.57 is: 238,343.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,711.93 : 256,304.67 = 159,678.57 : x
  2. Step 2: Convert to fraction form
    171,711.93/256,304.67 = 159,678.57/x
  3. Step 3: Cross multiply
    171,711.93x = 256,304.67 × 159,678.57
  4. Step 4: Simplify right side
    171,711.93x = 40,926,363,189.92
  5. Step 5: Solve for x
    x = 40,926,363,189.92/171,711.93
  6. Step 6: Final answer
    x = 238,343.16

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