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Finding the Fourth Proportional to 11,294.94, 16,948.18 and 5,378.52

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Solution

The fourth proportional to 11,294.94, 16,948.18 and 5,378.52 is: 8,070.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,294.94 : 16,948.18 = 5,378.52 : x
  2. Step 2: Convert to fraction form
    11,294.94/16,948.18 = 5,378.52/x
  3. Step 3: Cross multiply
    11,294.94x = 16,948.18 × 5,378.52
  4. Step 4: Simplify right side
    11,294.94x = 91,156,125.09
  5. Step 5: Solve for x
    x = 91,156,125.09/11,294.94
  6. Step 6: Final answer
    x = 8,070.53

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