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Finding the Fourth Proportional to 16,498.78, 24,748.26 and 5,405.92

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Solution

The fourth proportional to 16,498.78, 24,748.26 and 5,405.92 is: 8,108.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,498.78 : 24,748.26 = 5,405.92 : x
  2. Step 2: Convert to fraction form
    16,498.78/24,748.26 = 5,405.92/x
  3. Step 3: Cross multiply
    16,498.78x = 24,748.26 × 5,405.92
  4. Step 4: Simplify right side
    16,498.78x = 133,787,113.70
  5. Step 5: Solve for x
    x = 133,787,113.70/16,498.78
  6. Step 6: Final answer
    x = 8,108.91

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