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Finding the Fourth Proportional to 15,862.62, 23,786.10 and 5,329.02

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Solution

The fourth proportional to 15,862.62, 23,786.10 and 5,329.02 is: 7,990.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,862.62 : 23,786.10 = 5,329.02 : x
  2. Step 2: Convert to fraction form
    15,862.62/23,786.10 = 5,329.02/x
  3. Step 3: Cross multiply
    15,862.62x = 23,786.10 × 5,329.02
  4. Step 4: Simplify right side
    15,862.62x = 126,756,602.62
  5. Step 5: Solve for x
    x = 126,756,602.62/15,862.62
  6. Step 6: Final answer
    x = 7,990.90

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