Home / 57,266.87-85,858.76-38,500.38

Finding the Fourth Proportional to 57,266.87, 85,858.76 and 38,500.38

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Solution

The fourth proportional to 57,266.87, 85,858.76 and 38,500.38 is: 57,722.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,266.87 : 85,858.76 = 38,500.38 : x
  2. Step 2: Convert to fraction form
    57,266.87/85,858.76 = 38,500.38/x
  3. Step 3: Cross multiply
    57,266.87x = 85,858.76 × 38,500.38
  4. Step 4: Simplify right side
    57,266.87x = 3,305,594,982.58
  5. Step 5: Solve for x
    x = 3,305,594,982.58/57,266.87
  6. Step 6: Final answer
    x = 57,722.65

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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.