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Finding the Fourth Proportional to 168,059.61, 231,949.17 and 107,627.13

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Solution

The fourth proportional to 168,059.61, 231,949.17 and 107,627.13 is: 148,542.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,059.61 : 231,949.17 = 107,627.13 : x
  2. Step 2: Convert to fraction form
    168,059.61/231,949.17 = 107,627.13/x
  3. Step 3: Cross multiply
    168,059.61x = 231,949.17 × 107,627.13
  4. Step 4: Simplify right side
    168,059.61x = 24,964,023,472.98
  5. Step 5: Solve for x
    x = 24,964,023,472.98/168,059.61
  6. Step 6: Final answer
    x = 148,542.67

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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.