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Finding the Fourth Proportional to 17,455.62, 26,174.70 and 8,695.38

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Solution

The fourth proportional to 17,455.62, 26,174.70 and 8,695.38 is: 13,038.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,455.62 : 26,174.70 = 8,695.38 : x
  2. Step 2: Convert to fraction form
    17,455.62/26,174.70 = 8,695.38/x
  3. Step 3: Cross multiply
    17,455.62x = 26,174.70 × 8,695.38
  4. Step 4: Simplify right side
    17,455.62x = 227,598,962.89
  5. Step 5: Solve for x
    x = 227,598,962.89/17,455.62
  6. Step 6: Final answer
    x = 13,038.72

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