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Finding the Fourth Proportional to 10,742.58, 16,114.28 and 3,347.69

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Solution

The fourth proportional to 10,742.58, 16,114.28 and 3,347.69 is: 5,021.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,742.58 : 16,114.28 = 3,347.69 : x
  2. Step 2: Convert to fraction form
    10,742.58/16,114.28 = 3,347.69/x
  3. Step 3: Cross multiply
    10,742.58x = 16,114.28 × 3,347.69
  4. Step 4: Simplify right side
    10,742.58x = 53,945,516.70
  5. Step 5: Solve for x
    x = 53,945,516.70/10,742.58
  6. Step 6: Final answer
    x = 5,021.65

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