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Finding the Fourth Proportional to 15,917.54, 23,876.29 and 4,230.76

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Solution

The fourth proportional to 15,917.54, 23,876.29 and 4,230.76 is: 6,346.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,917.54 : 23,876.29 = 4,230.76 : x
  2. Step 2: Convert to fraction form
    15,917.54/23,876.29 = 4,230.76/x
  3. Step 3: Cross multiply
    15,917.54x = 23,876.29 × 4,230.76
  4. Step 4: Simplify right side
    15,917.54x = 101,014,898.30
  5. Step 5: Solve for x
    x = 101,014,898.30/15,917.54
  6. Step 6: Final answer
    x = 6,346.14

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