Home / 42,286.75-58,355.72-25,519.75

Finding the Fourth Proportional to 42,286.75, 58,355.72 and 25,519.75

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Solution

The fourth proportional to 42,286.75, 58,355.72 and 25,519.75 is: 35,217.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,286.75 : 58,355.72 = 25,519.75 : x
  2. Step 2: Convert to fraction form
    42,286.75/58,355.72 = 25,519.75/x
  3. Step 3: Cross multiply
    42,286.75x = 58,355.72 × 25,519.75
  4. Step 4: Simplify right side
    42,286.75x = 1,489,223,385.47
  5. Step 5: Solve for x
    x = 1,489,223,385.47/42,286.75
  6. Step 6: Final answer
    x = 35,217.26

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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.