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Finding the Fourth Proportional to 36,704.48, 55,053.95 and 11,747.16

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Solution

The fourth proportional to 36,704.48, 55,053.95 and 11,747.16 is: 17,619.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,704.48 : 55,053.95 = 11,747.16 : x
  2. Step 2: Convert to fraction form
    36,704.48/55,053.95 = 11,747.16/x
  3. Step 3: Cross multiply
    36,704.48x = 55,053.95 × 11,747.16
  4. Step 4: Simplify right side
    36,704.48x = 646,727,500.55
  5. Step 5: Solve for x
    x = 646,727,500.55/36,704.48
  6. Step 6: Final answer
    x = 17,619.85

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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.