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Finding the Fourth Proportional to 17,412.99, 24,023.36 and 11,447.79

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Solution

The fourth proportional to 17,412.99, 24,023.36 and 11,447.79 is: 15,793.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,412.99 : 24,023.36 = 11,447.79 : x
  2. Step 2: Convert to fraction form
    17,412.99/24,023.36 = 11,447.79/x
  3. Step 3: Cross multiply
    17,412.99x = 24,023.36 × 11,447.79
  4. Step 4: Simplify right side
    17,412.99x = 275,014,323.14
  5. Step 5: Solve for x
    x = 275,014,323.14/17,412.99
  6. Step 6: Final answer
    x = 15,793.63

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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.