Home / 51,936.89-71,655.72-29,273.09

Finding the Fourth Proportional to 51,936.89, 71,655.72 and 29,273.09

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Solution

The fourth proportional to 51,936.89, 71,655.72 and 29,273.09 is: 40,387.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,936.89 : 71,655.72 = 29,273.09 : x
  2. Step 2: Convert to fraction form
    51,936.89/71,655.72 = 29,273.09/x
  3. Step 3: Cross multiply
    51,936.89x = 71,655.72 × 29,273.09
  4. Step 4: Simplify right side
    51,936.89x = 2,097,584,340.57
  5. Step 5: Solve for x
    x = 2,097,584,340.57/51,936.89
  6. Step 6: Final answer
    x = 40,387.18

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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.