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Finding the Fourth Proportional to 16,504.92, 22,776.80 and 8,951.24

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Solution

The fourth proportional to 16,504.92, 22,776.80 and 8,951.24 is: 12,352.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,504.92 : 22,776.80 = 8,951.24 : x
  2. Step 2: Convert to fraction form
    16,504.92/22,776.80 = 8,951.24/x
  3. Step 3: Cross multiply
    16,504.92x = 22,776.80 × 8,951.24
  4. Step 4: Simplify right side
    16,504.92x = 203,880,615.42
  5. Step 5: Solve for x
    x = 203,880,615.42/16,504.92
  6. Step 6: Final answer
    x = 12,352.72

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1.5x scale

Why These Related Problems?

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