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Finding the Fourth Proportional to 65,933.56, 98,912.82 and 26,493.76

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Solution

The fourth proportional to 65,933.56, 98,912.82 and 26,493.76 is: 39,745.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,933.56 : 98,912.82 = 26,493.76 : x
  2. Step 2: Convert to fraction form
    65,933.56/98,912.82 = 26,493.76/x
  3. Step 3: Cross multiply
    65,933.56x = 98,912.82 × 26,493.76
  4. Step 4: Simplify right side
    65,933.56x = 2,620,572,514.00
  5. Step 5: Solve for x
    x = 2,620,572,514.00/65,933.56
  6. Step 6: Final answer
    x = 39,745.65

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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.