Home / 57,179.34-85,764.90-17,735.43

Finding the Fourth Proportional to 57,179.34, 85,764.90 and 17,735.43

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Solution

The fourth proportional to 57,179.34, 85,764.90 and 17,735.43 is: 26,601.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,179.34 : 85,764.90 = 17,735.43 : x
  2. Step 2: Convert to fraction form
    57,179.34/85,764.90 = 17,735.43/x
  3. Step 3: Cross multiply
    57,179.34x = 85,764.90 × 17,735.43
  4. Step 4: Simplify right side
    57,179.34x = 1,521,077,380.41
  5. Step 5: Solve for x
    x = 1,521,077,380.41/57,179.34
  6. Step 6: Final answer
    x = 26,601.87

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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.