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Finding the Fourth Proportional to 86,504.88, 119,376.54 and 48,778.86

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Solution

The fourth proportional to 86,504.88, 119,376.54 and 48,778.86 is: 67,314.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,504.88 : 119,376.54 = 48,778.86 : x
  2. Step 2: Convert to fraction form
    86,504.88/119,376.54 = 48,778.86/x
  3. Step 3: Cross multiply
    86,504.88x = 119,376.54 × 48,778.86
  4. Step 4: Simplify right side
    86,504.88x = 5,823,051,531.94
  5. Step 5: Solve for x
    x = 5,823,051,531.94/86,504.88
  6. Step 6: Final answer
    x = 67,314.72

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