Home / 29,190.16-43,765.24-10,469.80

Finding the Fourth Proportional to 29,190.16, 43,765.24 and 10,469.80

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Solution

The fourth proportional to 29,190.16, 43,765.24 and 10,469.80 is: 15,697.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,190.16 : 43,765.24 = 10,469.80 : x
  2. Step 2: Convert to fraction form
    29,190.16/43,765.24 = 10,469.80/x
  3. Step 3: Cross multiply
    29,190.16x = 43,765.24 × 10,469.80
  4. Step 4: Simplify right side
    29,190.16x = 458,213,309.75
  5. Step 5: Solve for x
    x = 458,213,309.75/29,190.16
  6. Step 6: Final answer
    x = 15,697.53

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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.