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Finding the Fourth Proportional to 169,197.54, 253,861.92 and 69,404.73

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Solution

The fourth proportional to 169,197.54, 253,861.92 and 69,404.73 is: 104,134.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,197.54 : 253,861.92 = 69,404.73 : x
  2. Step 2: Convert to fraction form
    169,197.54/253,861.92 = 69,404.73/x
  3. Step 3: Cross multiply
    169,197.54x = 253,861.92 × 69,404.73
  4. Step 4: Simplify right side
    169,197.54x = 17,619,218,014.88
  5. Step 5: Solve for x
    x = 17,619,218,014.88/169,197.54
  6. Step 6: Final answer
    x = 104,134.01

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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.