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Finding the Fourth Proportional to 17,951.99, 24,769.99 and 10,397.87

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Solution

The fourth proportional to 17,951.99, 24,769.99 and 10,397.87 is: 14,346.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,951.99 : 24,769.99 = 10,397.87 : x
  2. Step 2: Convert to fraction form
    17,951.99/24,769.99 = 10,397.87/x
  3. Step 3: Cross multiply
    17,951.99x = 24,769.99 × 10,397.87
  4. Step 4: Simplify right side
    17,951.99x = 257,555,135.92
  5. Step 5: Solve for x
    x = 257,555,135.92/17,951.99
  6. Step 6: Final answer
    x = 14,346.88

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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.