Home / 51,721.47-71,371.94-29,059.29

Finding the Fourth Proportional to 51,721.47, 71,371.94 and 29,059.29

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Solution

The fourth proportional to 51,721.47, 71,371.94 and 29,059.29 is: 40,099.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,721.47 : 71,371.94 = 29,059.29 : x
  2. Step 2: Convert to fraction form
    51,721.47/71,371.94 = 29,059.29/x
  3. Step 3: Cross multiply
    51,721.47x = 71,371.94 × 29,059.29
  4. Step 4: Simplify right side
    51,721.47x = 2,074,017,757.03
  5. Step 5: Solve for x
    x = 2,074,017,757.03/51,721.47
  6. Step 6: Final answer
    x = 40,099.74

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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.