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Finding the Fourth Proportional to 36,593.75, 54,890.76 and 8,891.75

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Solution

The fourth proportional to 36,593.75, 54,890.76 and 8,891.75 is: 13,337.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,593.75 : 54,890.76 = 8,891.75 : x
  2. Step 2: Convert to fraction form
    36,593.75/54,890.76 = 8,891.75/x
  3. Step 3: Cross multiply
    36,593.75x = 54,890.76 × 8,891.75
  4. Step 4: Simplify right side
    36,593.75x = 488,074,915.23
  5. Step 5: Solve for x
    x = 488,074,915.23/36,593.75
  6. Step 6: Final answer
    x = 13,337.66

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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.