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Finding the Fourth Proportional to 17,922.71, 26,875.35 and 5,440.47

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Solution

The fourth proportional to 17,922.71, 26,875.35 and 5,440.47 is: 8,158.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,922.71 : 26,875.35 = 5,440.47 : x
  2. Step 2: Convert to fraction form
    17,922.71/26,875.35 = 5,440.47/x
  3. Step 3: Cross multiply
    17,922.71x = 26,875.35 × 5,440.47
  4. Step 4: Simplify right side
    17,922.71x = 146,214,535.41
  5. Step 5: Solve for x
    x = 146,214,535.41/17,922.71
  6. Step 6: Final answer
    x = 8,158.06

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