Home / 57,709.24-79,640.82-33,508.39

Finding the Fourth Proportional to 57,709.24, 79,640.82 and 33,508.39

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Solution

The fourth proportional to 57,709.24, 79,640.82 and 33,508.39 is: 46,242.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,709.24 : 79,640.82 = 33,508.39 : x
  2. Step 2: Convert to fraction form
    57,709.24/79,640.82 = 33,508.39/x
  3. Step 3: Cross multiply
    57,709.24x = 79,640.82 × 33,508.39
  4. Step 4: Simplify right side
    57,709.24x = 2,668,635,656.48
  5. Step 5: Solve for x
    x = 2,668,635,656.48/57,709.24
  6. Step 6: Final answer
    x = 46,242.78

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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.