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Finding the Fourth Proportional to 56,226.28, 84,336.54 and 16,783.72

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Solution

The fourth proportional to 56,226.28, 84,336.54 and 16,783.72 is: 25,174.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,226.28 : 84,336.54 = 16,783.72 : x
  2. Step 2: Convert to fraction form
    56,226.28/84,336.54 = 16,783.72/x
  3. Step 3: Cross multiply
    56,226.28x = 84,336.54 × 16,783.72
  4. Step 4: Simplify right side
    56,226.28x = 1,415,480,873.13
  5. Step 5: Solve for x
    x = 1,415,480,873.13/56,226.28
  6. Step 6: Final answer
    x = 25,174.72

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