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Finding the Fourth Proportional to 36,486.50, 54,710.97 and 16,747.88

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Solution

The fourth proportional to 36,486.50, 54,710.97 and 16,747.88 is: 25,113.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,486.50 : 54,710.97 = 16,747.88 : x
  2. Step 2: Convert to fraction form
    36,486.50/54,710.97 = 16,747.88/x
  3. Step 3: Cross multiply
    36,486.50x = 54,710.97 × 16,747.88
  4. Step 4: Simplify right side
    36,486.50x = 916,292,486.69
  5. Step 5: Solve for x
    x = 916,292,486.69/36,486.50
  6. Step 6: Final answer
    x = 25,113.20

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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.