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Finding the Fourth Proportional to 24,897.72, 34,358.80 and 13,719.72

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Solution

The fourth proportional to 24,897.72, 34,358.80 and 13,719.72 is: 18,933.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,897.72 : 34,358.80 = 13,719.72 : x
  2. Step 2: Convert to fraction form
    24,897.72/34,358.80 = 13,719.72/x
  3. Step 3: Cross multiply
    24,897.72x = 34,358.80 × 13,719.72
  4. Step 4: Simplify right side
    24,897.72x = 471,393,115.54
  5. Step 5: Solve for x
    x = 471,393,115.54/24,897.72
  6. Step 6: Final answer
    x = 18,933.18

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