Home / 57,860.82-79,845.75-32,710.86

Finding the Fourth Proportional to 57,860.82, 79,845.75 and 32,710.86

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Solution

The fourth proportional to 57,860.82, 79,845.75 and 32,710.86 is: 45,139.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,860.82 : 79,845.75 = 32,710.86 : x
  2. Step 2: Convert to fraction form
    57,860.82/79,845.75 = 32,710.86/x
  3. Step 3: Cross multiply
    57,860.82x = 79,845.75 × 32,710.86
  4. Step 4: Simplify right side
    57,860.82x = 2,611,823,149.85
  5. Step 5: Solve for x
    x = 2,611,823,149.85/57,860.82
  6. Step 6: Final answer
    x = 45,139.75

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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.