Home / 51,760.26-71,428.73-29,099.36

Finding the Fourth Proportional to 51,760.26, 71,428.73 and 29,099.36

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Solution

The fourth proportional to 51,760.26, 71,428.73 and 29,099.36 is: 40,156.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,760.26 : 71,428.73 = 29,099.36 : x
  2. Step 2: Convert to fraction form
    51,760.26/71,428.73 = 29,099.36/x
  3. Step 3: Cross multiply
    51,760.26x = 71,428.73 × 29,099.36
  4. Step 4: Simplify right side
    51,760.26x = 2,078,530,044.22
  5. Step 5: Solve for x
    x = 2,078,530,044.22/51,760.26
  6. Step 6: Final answer
    x = 40,156.87

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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.