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Finding the Fourth Proportional to 20,059.97, 30,096.26 and 12,063.94

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Solution

The fourth proportional to 20,059.97, 30,096.26 and 12,063.94 is: 18,099.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,059.97 : 30,096.26 = 12,063.94 : x
  2. Step 2: Convert to fraction form
    20,059.97/30,096.26 = 12,063.94/x
  3. Step 3: Cross multiply
    20,059.97x = 30,096.26 × 12,063.94
  4. Step 4: Simplify right side
    20,059.97x = 363,079,339.30
  5. Step 5: Solve for x
    x = 363,079,339.30/20,059.97
  6. Step 6: Final answer
    x = 18,099.69

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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.