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Finding the Fourth Proportional to 36,651.67, 50,576.12 and 20,737.60

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Solution

The fourth proportional to 36,651.67, 50,576.12 and 20,737.60 is: 28,616.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,651.67 : 50,576.12 = 20,737.60 : x
  2. Step 2: Convert to fraction form
    36,651.67/50,576.12 = 20,737.60/x
  3. Step 3: Cross multiply
    36,651.67x = 50,576.12 × 20,737.60
  4. Step 4: Simplify right side
    36,651.67x = 1,048,827,346.11
  5. Step 5: Solve for x
    x = 1,048,827,346.11/36,651.67
  6. Step 6: Final answer
    x = 28,616.09

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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.