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Finding the Fourth Proportional to 36,488.80, 54,733.20 and 32,114.80

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Solution

The fourth proportional to 36,488.80, 54,733.20 and 32,114.80 is: 48,172.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,488.80 : 54,733.20 = 32,114.80 : x
  2. Step 2: Convert to fraction form
    36,488.80/54,733.20 = 32,114.80/x
  3. Step 3: Cross multiply
    36,488.80x = 54,733.20 × 32,114.80
  4. Step 4: Simplify right side
    36,488.80x = 1,757,745,771.36
  5. Step 5: Solve for x
    x = 1,757,745,771.36/36,488.80
  6. Step 6: Final answer
    x = 48,172.20

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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.