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Finding the Fourth Proportional to 15,724.66, 23,570.58 and 5,859.64

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Solution

The fourth proportional to 15,724.66, 23,570.58 and 5,859.64 is: 8,783.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,724.66 : 23,570.58 = 5,859.64 : x
  2. Step 2: Convert to fraction form
    15,724.66/23,570.58 = 5,859.64/x
  3. Step 3: Cross multiply
    15,724.66x = 23,570.58 × 5,859.64
  4. Step 4: Simplify right side
    15,724.66x = 138,115,113.39
  5. Step 5: Solve for x
    x = 138,115,113.39/15,724.66
  6. Step 6: Final answer
    x = 8,783.34

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