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Finding the Fourth Proportional to 86,661.26, 129,996.53 and 24,336.62

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Solution

The fourth proportional to 86,661.26, 129,996.53 and 24,336.62 is: 36,506.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,661.26 : 129,996.53 = 24,336.62 : x
  2. Step 2: Convert to fraction form
    86,661.26/129,996.53 = 24,336.62/x
  3. Step 3: Cross multiply
    86,661.26x = 129,996.53 × 24,336.62
  4. Step 4: Simplify right side
    86,661.26x = 3,163,676,151.93
  5. Step 5: Solve for x
    x = 3,163,676,151.93/86,661.26
  6. Step 6: Final answer
    x = 36,506.23

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