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Finding the Fourth Proportional to 12,276.46, 16,951.50 and 10,008.16

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Solution

The fourth proportional to 12,276.46, 16,951.50 and 10,008.16 is: 13,819.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,276.46 : 16,951.50 = 10,008.16 : x
  2. Step 2: Convert to fraction form
    12,276.46/16,951.50 = 10,008.16/x
  3. Step 3: Cross multiply
    12,276.46x = 16,951.50 × 10,008.16
  4. Step 4: Simplify right side
    12,276.46x = 169,653,324.24
  5. Step 5: Solve for x
    x = 169,653,324.24/12,276.46
  6. Step 6: Final answer
    x = 13,819.40

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.