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Finding the Fourth Proportional to 60,469.35, 90,704.22 and 18,349.77

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Solution

The fourth proportional to 60,469.35, 90,704.22 and 18,349.77 is: 27,524.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,469.35 : 90,704.22 = 18,349.77 : x
  2. Step 2: Convert to fraction form
    60,469.35/90,704.22 = 18,349.77/x
  3. Step 3: Cross multiply
    60,469.35x = 90,704.22 × 18,349.77
  4. Step 4: Simplify right side
    60,469.35x = 1,664,401,575.03
  5. Step 5: Solve for x
    x = 1,664,401,575.03/60,469.35
  6. Step 6: Final answer
    x = 27,524.71

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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.