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Finding the Fourth Proportional to 11,696.01, 16,134.87 and 8,504.37

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Solution

The fourth proportional to 11,696.01, 16,134.87 and 8,504.37 is: 11,731.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,696.01 : 16,134.87 = 8,504.37 : x
  2. Step 2: Convert to fraction form
    11,696.01/16,134.87 = 8,504.37/x
  3. Step 3: Cross multiply
    11,696.01x = 16,134.87 × 8,504.37
  4. Step 4: Simplify right side
    11,696.01x = 137,216,904.38
  5. Step 5: Solve for x
    x = 137,216,904.38/11,696.01
  6. Step 6: Final answer
    x = 11,731.94

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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.