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Finding the Fourth Proportional to 96,378.46, 133,060.58 and 62,902.78

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Solution

The fourth proportional to 96,378.46, 133,060.58 and 62,902.78 is: 86,843.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,378.46 : 133,060.58 = 62,902.78 : x
  2. Step 2: Convert to fraction form
    96,378.46/133,060.58 = 62,902.78/x
  3. Step 3: Cross multiply
    96,378.46x = 133,060.58 × 62,902.78
  4. Step 4: Simplify right side
    96,378.46x = 8,369,880,390.41
  5. Step 5: Solve for x
    x = 8,369,880,390.41/96,378.46
  6. Step 6: Final answer
    x = 86,843.89

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