Home / 29,082.38-43,645.30-11,315.84

Finding the Fourth Proportional to 29,082.38, 43,645.30 and 11,315.84

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Solution

The fourth proportional to 29,082.38, 43,645.30 and 11,315.84 is: 16,982.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,082.38 : 43,645.30 = 11,315.84 : x
  2. Step 2: Convert to fraction form
    29,082.38/43,645.30 = 11,315.84/x
  3. Step 3: Cross multiply
    29,082.38x = 43,645.30 × 11,315.84
  4. Step 4: Simplify right side
    29,082.38x = 493,883,231.55
  5. Step 5: Solve for x
    x = 493,883,231.55/29,082.38
  6. Step 6: Final answer
    x = 16,982.22

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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.