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Finding the Fourth Proportional to 17,453.92, 24,091.70 and 11,868.16

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Solution

The fourth proportional to 17,453.92, 24,091.70 and 11,868.16 is: 16,381.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,453.92 : 24,091.70 = 11,868.16 : x
  2. Step 2: Convert to fraction form
    17,453.92/24,091.70 = 11,868.16/x
  3. Step 3: Cross multiply
    17,453.92x = 24,091.70 × 11,868.16
  4. Step 4: Simplify right side
    17,453.92x = 285,924,150.27
  5. Step 5: Solve for x
    x = 285,924,150.27/17,453.92
  6. Step 6: Final answer
    x = 16,381.66

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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.