Home / 42,958.33-64,398.60-15,249.85

Finding the Fourth Proportional to 42,958.33, 64,398.60 and 15,249.85

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Solution

The fourth proportional to 42,958.33, 64,398.60 and 15,249.85 is: 22,860.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,958.33 : 64,398.60 = 15,249.85 : x
  2. Step 2: Convert to fraction form
    42,958.33/64,398.60 = 15,249.85/x
  3. Step 3: Cross multiply
    42,958.33x = 64,398.60 × 15,249.85
  4. Step 4: Simplify right side
    42,958.33x = 982,068,990.21
  5. Step 5: Solve for x
    x = 982,068,990.21/42,958.33
  6. Step 6: Final answer
    x = 22,860.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.