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Finding the Fourth Proportional to 17,447.40, 24,073.20 and 11,793.60

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Solution

The fourth proportional to 17,447.40, 24,073.20 and 11,793.60 is: 16,272.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,447.40 : 24,073.20 = 11,793.60 : x
  2. Step 2: Convert to fraction form
    17,447.40/24,073.20 = 11,793.60/x
  3. Step 3: Cross multiply
    17,447.40x = 24,073.20 × 11,793.60
  4. Step 4: Simplify right side
    17,447.40x = 283,909,691.52
  5. Step 5: Solve for x
    x = 283,909,691.52/17,447.40
  6. Step 6: Final answer
    x = 16,272.32

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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.