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Finding the Fourth Proportional to 57,193.64, 85,794.48 and 17,745.56

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Solution

The fourth proportional to 57,193.64, 85,794.48 and 17,745.56 is: 26,619.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,193.64 : 85,794.48 = 17,745.56 : x
  2. Step 2: Convert to fraction form
    57,193.64/85,794.48 = 17,745.56/x
  3. Step 3: Cross multiply
    57,193.64x = 85,794.48 × 17,745.56
  4. Step 4: Simplify right side
    57,193.64x = 1,522,471,092.51
  5. Step 5: Solve for x
    x = 1,522,471,092.51/57,193.64
  6. Step 6: Final answer
    x = 26,619.59

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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.