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Finding the Fourth Proportional to 76,781.93, 105,956.51 and 44,517.15

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Solution

The fourth proportional to 76,781.93, 105,956.51 and 44,517.15 is: 61,432.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,781.93 : 105,956.51 = 44,517.15 : x
  2. Step 2: Convert to fraction form
    76,781.93/105,956.51 = 44,517.15/x
  3. Step 3: Cross multiply
    76,781.93x = 105,956.51 × 44,517.15
  4. Step 4: Simplify right side
    76,781.93x = 4,716,881,626.56
  5. Step 5: Solve for x
    x = 4,716,881,626.56/76,781.93
  6. Step 6: Final answer
    x = 61,432.18

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