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Finding the Fourth Proportional to 16,052.15, 22,151.94 and 8,978.58

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Solution

The fourth proportional to 16,052.15, 22,151.94 and 8,978.58 is: 12,390.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,052.15 : 22,151.94 = 8,978.58 : x
  2. Step 2: Convert to fraction form
    16,052.15/22,151.94 = 8,978.58/x
  3. Step 3: Cross multiply
    16,052.15x = 22,151.94 × 8,978.58
  4. Step 4: Simplify right side
    16,052.15x = 198,892,965.45
  5. Step 5: Solve for x
    x = 198,892,965.45/16,052.15
  6. Step 6: Final answer
    x = 12,390.43

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