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Finding the Fourth Proportional to 16,758.04, 25,124.64 and 8,431.96

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Solution

The fourth proportional to 16,758.04, 25,124.64 and 8,431.96 is: 12,641.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,758.04 : 25,124.64 = 8,431.96 : x
  2. Step 2: Convert to fraction form
    16,758.04/25,124.64 = 8,431.96/x
  3. Step 3: Cross multiply
    16,758.04x = 25,124.64 × 8,431.96
  4. Step 4: Simplify right side
    16,758.04x = 211,849,959.49
  5. Step 5: Solve for x
    x = 211,849,959.49/16,758.04
  6. Step 6: Final answer
    x = 12,641.69

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