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Finding the Fourth Proportional to 8,956.45, 13,431.37 and 2,714.61

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Solution

The fourth proportional to 8,956.45, 13,431.37 and 2,714.61 is: 4,070.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,956.45 : 13,431.37 = 2,714.61 : x
  2. Step 2: Convert to fraction form
    8,956.45/13,431.37 = 2,714.61/x
  3. Step 3: Cross multiply
    8,956.45x = 13,431.37 × 2,714.61
  4. Step 4: Simplify right side
    8,956.45x = 36,460,979.99
  5. Step 5: Solve for x
    x = 36,460,979.99/8,956.45
  6. Step 6: Final answer
    x = 4,070.92

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