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Finding the Fourth Proportional to 17,419.86, 24,059.23 and 11,744.87

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Solution

The fourth proportional to 17,419.86, 24,059.23 and 11,744.87 is: 16,221.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,419.86 : 24,059.23 = 11,744.87 : x
  2. Step 2: Convert to fraction form
    17,419.86/24,059.23 = 11,744.87/x
  3. Step 3: Cross multiply
    17,419.86x = 24,059.23 × 11,744.87
  4. Step 4: Simplify right side
    17,419.86x = 282,572,378.99
  5. Step 5: Solve for x
    x = 282,572,378.99/17,419.86
  6. Step 6: Final answer
    x = 16,221.28

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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.