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Finding the Fourth Proportional to 10,468.71, 15,708.42 and 6,961.12

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Solution

The fourth proportional to 10,468.71, 15,708.42 and 6,961.12 is: 10,445.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,468.71 : 15,708.42 = 6,961.12 : x
  2. Step 2: Convert to fraction form
    10,468.71/15,708.42 = 6,961.12/x
  3. Step 3: Cross multiply
    10,468.71x = 15,708.42 × 6,961.12
  4. Step 4: Simplify right side
    10,468.71x = 109,348,157.36
  5. Step 5: Solve for x
    x = 109,348,157.36/10,468.71
  6. Step 6: Final answer
    x = 10,445.24

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