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Finding the Fourth Proportional to 25,959.33, 38,934.74 and 7,240.64

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Solution

The fourth proportional to 25,959.33, 38,934.74 and 7,240.64 is: 10,859.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,959.33 : 38,934.74 = 7,240.64 : x
  2. Step 2: Convert to fraction form
    25,959.33/38,934.74 = 7,240.64/x
  3. Step 3: Cross multiply
    25,959.33x = 38,934.74 × 7,240.64
  4. Step 4: Simplify right side
    25,959.33x = 281,912,204.96
  5. Step 5: Solve for x
    x = 281,912,204.96/25,959.33
  6. Step 6: Final answer
    x = 10,859.76

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