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Finding the Fourth Proportional to 55,208.96, 82,826.40 and 15,766.64

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Solution

The fourth proportional to 55,208.96, 82,826.40 and 15,766.64 is: 23,653.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,208.96 : 82,826.40 = 15,766.64 : x
  2. Step 2: Convert to fraction form
    55,208.96/82,826.40 = 15,766.64/x
  3. Step 3: Cross multiply
    55,208.96x = 82,826.40 × 15,766.64
  4. Step 4: Simplify right side
    55,208.96x = 1,305,894,031.30
  5. Step 5: Solve for x
    x = 1,305,894,031.30/55,208.96
  6. Step 6: Final answer
    x = 23,653.66

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