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Finding the Fourth Proportional to 25,468.72, 38,196.51 and 7,929.52

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Solution

The fourth proportional to 25,468.72, 38,196.51 and 7,929.52 is: 11,892.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,468.72 : 38,196.51 = 7,929.52 : x
  2. Step 2: Convert to fraction form
    25,468.72/38,196.51 = 7,929.52/x
  3. Step 3: Cross multiply
    25,468.72x = 38,196.51 × 7,929.52
  4. Step 4: Simplify right side
    25,468.72x = 302,879,989.98
  5. Step 5: Solve for x
    x = 302,879,989.98/25,468.72
  6. Step 6: Final answer
    x = 11,892.23

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