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Finding the Fourth Proportional to 15,101.64, 22,645.22 and 5,607.44

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Solution

The fourth proportional to 15,101.64, 22,645.22 and 5,607.44 is: 8,408.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,101.64 : 22,645.22 = 5,607.44 : x
  2. Step 2: Convert to fraction form
    15,101.64/22,645.22 = 5,607.44/x
  3. Step 3: Cross multiply
    15,101.64x = 22,645.22 × 5,607.44
  4. Step 4: Simplify right side
    15,101.64x = 126,981,712.44
  5. Step 5: Solve for x
    x = 126,981,712.44/15,101.64
  6. Step 6: Final answer
    x = 8,408.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.