Home / 42,027.50-57,993.30-25,029.38

Finding the Fourth Proportional to 42,027.50, 57,993.30 and 25,029.38

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Solution

The fourth proportional to 42,027.50, 57,993.30 and 25,029.38 is: 34,537.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,027.50 : 57,993.30 = 25,029.38 : x
  2. Step 2: Convert to fraction form
    42,027.50/57,993.30 = 25,029.38/x
  3. Step 3: Cross multiply
    42,027.50x = 57,993.30 × 25,029.38
  4. Step 4: Simplify right side
    42,027.50x = 1,451,536,488.14
  5. Step 5: Solve for x
    x = 1,451,536,488.14/42,027.50
  6. Step 6: Final answer
    x = 34,537.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.