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Finding the Fourth Proportional to 18,597.20, 27,883.67 and 6,748.76

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Solution

The fourth proportional to 18,597.20, 27,883.67 and 6,748.76 is: 10,118.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,597.20 : 27,883.67 = 6,748.76 : x
  2. Step 2: Convert to fraction form
    18,597.20/27,883.67 = 6,748.76/x
  3. Step 3: Cross multiply
    18,597.20x = 27,883.67 × 6,748.76
  4. Step 4: Simplify right side
    18,597.20x = 188,180,023.59
  5. Step 5: Solve for x
    x = 188,180,023.59/18,597.20
  6. Step 6: Final answer
    x = 10,118.73

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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.