Home / 42,676.36-58,849.68-28,331.14

Finding the Fourth Proportional to 42,676.36, 58,849.68 and 28,331.14

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Solution

The fourth proportional to 42,676.36, 58,849.68 and 28,331.14 is: 39,067.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,676.36 : 58,849.68 = 28,331.14 : x
  2. Step 2: Convert to fraction form
    42,676.36/58,849.68 = 28,331.14/x
  3. Step 3: Cross multiply
    42,676.36x = 58,849.68 × 28,331.14
  4. Step 4: Simplify right side
    42,676.36x = 1,667,278,523.04
  5. Step 5: Solve for x
    x = 1,667,278,523.04/42,676.36
  6. Step 6: Final answer
    x = 39,067.96

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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.