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Finding the Fourth Proportional to 25,568.82, 38,362.44 and 8,931.30

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Solution

The fourth proportional to 25,568.82, 38,362.44 and 8,931.30 is: 13,400.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,568.82 : 38,362.44 = 8,931.30 : x
  2. Step 2: Convert to fraction form
    25,568.82/38,362.44 = 8,931.30/x
  3. Step 3: Cross multiply
    25,568.82x = 38,362.44 × 8,931.30
  4. Step 4: Simplify right side
    25,568.82x = 342,626,460.37
  5. Step 5: Solve for x
    x = 342,626,460.37/25,568.82
  6. Step 6: Final answer
    x = 13,400.17

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