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Finding the Fourth Proportional to 57,372.76, 85,997.61 and 27,749.85

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Solution

The fourth proportional to 57,372.76, 85,997.61 and 27,749.85 is: 41,595.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,372.76 : 85,997.61 = 27,749.85 : x
  2. Step 2: Convert to fraction form
    57,372.76/85,997.61 = 27,749.85/x
  3. Step 3: Cross multiply
    57,372.76x = 85,997.61 × 27,749.85
  4. Step 4: Simplify right side
    57,372.76x = 2,386,420,777.86
  5. Step 5: Solve for x
    x = 2,386,420,777.86/57,372.76
  6. Step 6: Final answer
    x = 41,595.01

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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.