Home / 38,629.61-57,861.68-29,165.37

Finding the Fourth Proportional to 38,629.61, 57,861.68 and 29,165.37

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Solution

The fourth proportional to 38,629.61, 57,861.68 and 29,165.37 is: 43,685.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,629.61 : 57,861.68 = 29,165.37 : x
  2. Step 2: Convert to fraction form
    38,629.61/57,861.68 = 29,165.37/x
  3. Step 3: Cross multiply
    38,629.61x = 57,861.68 × 29,165.37
  4. Step 4: Simplify right side
    38,629.61x = 1,687,556,943.21
  5. Step 5: Solve for x
    x = 1,687,556,943.21/38,629.61
  6. Step 6: Final answer
    x = 43,685.58

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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.