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Finding the Fourth Proportional to 12,027.56, 16,597.99 and 6,722.37

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Solution

The fourth proportional to 12,027.56, 16,597.99 and 6,722.37 is: 9,276.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,027.56 : 16,597.99 = 6,722.37 : x
  2. Step 2: Convert to fraction form
    12,027.56/16,597.99 = 6,722.37/x
  3. Step 3: Cross multiply
    12,027.56x = 16,597.99 × 6,722.37
  4. Step 4: Simplify right side
    12,027.56x = 111,577,830.04
  5. Step 5: Solve for x
    x = 111,577,830.04/12,027.56
  6. Step 6: Final answer
    x = 9,276.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.