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Finding the Fourth Proportional to 17,705.16, 26,574.12 and 8,946.21

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Solution

The fourth proportional to 17,705.16, 26,574.12 and 8,946.21 is: 13,427.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,705.16 : 26,574.12 = 8,946.21 : x
  2. Step 2: Convert to fraction form
    17,705.16/26,574.12 = 8,946.21/x
  3. Step 3: Cross multiply
    17,705.16x = 26,574.12 × 8,946.21
  4. Step 4: Simplify right side
    17,705.16x = 237,737,658.09
  5. Step 5: Solve for x
    x = 237,737,658.09/17,705.16
  6. Step 6: Final answer
    x = 13,427.59

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