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Finding the Fourth Proportional to 24,441.72, 36,721.28 and 15,693.72

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Solution

The fourth proportional to 24,441.72, 36,721.28 and 15,693.72 is: 23,578.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,441.72 : 36,721.28 = 15,693.72 : x
  2. Step 2: Convert to fraction form
    24,441.72/36,721.28 = 15,693.72/x
  3. Step 3: Cross multiply
    24,441.72x = 36,721.28 × 15,693.72
  4. Step 4: Simplify right side
    24,441.72x = 576,293,407.89
  5. Step 5: Solve for x
    x = 576,293,407.89/24,441.72
  6. Step 6: Final answer
    x = 23,578.27

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