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Finding the Fourth Proportional to 25,188.40, 34,764.95 and 14,440.48

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Solution

The fourth proportional to 25,188.40, 34,764.95 and 14,440.48 is: 19,930.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,188.40 : 34,764.95 = 14,440.48 : x
  2. Step 2: Convert to fraction form
    25,188.40/34,764.95 = 14,440.48/x
  3. Step 3: Cross multiply
    25,188.40x = 34,764.95 × 14,440.48
  4. Step 4: Simplify right side
    25,188.40x = 502,022,709.92
  5. Step 5: Solve for x
    x = 502,022,709.92/25,188.40
  6. Step 6: Final answer
    x = 19,930.71

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