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Finding the Fourth Proportional to 18,124.92, 27,194.94 and 7,596.90

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Solution

The fourth proportional to 18,124.92, 27,194.94 and 7,596.90 is: 11,398.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,124.92 : 27,194.94 = 7,596.90 : x
  2. Step 2: Convert to fraction form
    18,124.92/27,194.94 = 7,596.90/x
  3. Step 3: Cross multiply
    18,124.92x = 27,194.94 × 7,596.90
  4. Step 4: Simplify right side
    18,124.92x = 206,597,239.69
  5. Step 5: Solve for x
    x = 206,597,239.69/18,124.92
  6. Step 6: Final answer
    x = 11,398.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.