Home / 42,228.28-58,265.78-25,229.97

Finding the Fourth Proportional to 42,228.28, 58,265.78 and 25,229.97

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Solution

The fourth proportional to 42,228.28, 58,265.78 and 25,229.97 is: 34,811.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,228.28 : 58,265.78 = 25,229.97 : x
  2. Step 2: Convert to fraction form
    42,228.28/58,265.78 = 25,229.97/x
  3. Step 3: Cross multiply
    42,228.28x = 58,265.78 × 25,229.97
  4. Step 4: Simplify right side
    42,228.28x = 1,470,043,755.28
  5. Step 5: Solve for x
    x = 1,470,043,755.28/42,228.28
  6. Step 6: Final answer
    x = 34,811.83

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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.