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Finding the Fourth Proportional to 15,874.79, 23,811.98 and 5,347.13

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Solution

The fourth proportional to 15,874.79, 23,811.98 and 5,347.13 is: 8,020.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,874.79 : 23,811.98 = 5,347.13 : x
  2. Step 2: Convert to fraction form
    15,874.79/23,811.98 = 5,347.13/x
  3. Step 3: Cross multiply
    15,874.79x = 23,811.98 × 5,347.13
  4. Step 4: Simplify right side
    15,874.79x = 127,325,606.82
  5. Step 5: Solve for x
    x = 127,325,606.82/15,874.79
  6. Step 6: Final answer
    x = 8,020.62

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