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Finding the Fourth Proportional to 16,504.80, 22,776.54 and 8,951.10

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Solution

The fourth proportional to 16,504.80, 22,776.54 and 8,951.10 is: 12,352.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,504.80 : 22,776.54 = 8,951.10 : x
  2. Step 2: Convert to fraction form
    16,504.80/22,776.54 = 8,951.10/x
  3. Step 3: Cross multiply
    16,504.80x = 22,776.54 × 8,951.10
  4. Step 4: Simplify right side
    16,504.80x = 203,875,087.19
  5. Step 5: Solve for x
    x = 203,875,087.19/16,504.80
  6. Step 6: Final answer
    x = 12,352.47

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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.