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Finding the Fourth Proportional to 8,926.74, 13,390.83 and 2,770.74

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Solution

The fourth proportional to 8,926.74, 13,390.83 and 2,770.74 is: 4,156.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,926.74 : 13,390.83 = 2,770.74 : x
  2. Step 2: Convert to fraction form
    8,926.74/13,390.83 = 2,770.74/x
  3. Step 3: Cross multiply
    8,926.74x = 13,390.83 × 2,770.74
  4. Step 4: Simplify right side
    8,926.74x = 37,102,508.31
  5. Step 5: Solve for x
    x = 37,102,508.31/8,926.74
  6. Step 6: Final answer
    x = 4,156.33

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