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Finding the Fourth Proportional to 27,181.80, 40,796.70 and 16,074.60

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Solution

The fourth proportional to 27,181.80, 40,796.70 and 16,074.60 is: 24,126.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,181.80 : 40,796.70 = 16,074.60 : x
  2. Step 2: Convert to fraction form
    27,181.80/40,796.70 = 16,074.60/x
  3. Step 3: Cross multiply
    27,181.80x = 40,796.70 × 16,074.60
  4. Step 4: Simplify right side
    27,181.80x = 655,790,633.82
  5. Step 5: Solve for x
    x = 655,790,633.82/27,181.80
  6. Step 6: Final answer
    x = 24,126.09

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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.