Home / 53,743.06-74,163.37-29,871.27

Finding the Fourth Proportional to 53,743.06, 74,163.37 and 29,871.27

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Solution

The fourth proportional to 53,743.06, 74,163.37 and 29,871.27 is: 41,221.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,743.06 : 74,163.37 = 29,871.27 : x
  2. Step 2: Convert to fraction form
    53,743.06/74,163.37 = 29,871.27/x
  3. Step 3: Cross multiply
    53,743.06x = 74,163.37 × 29,871.27
  4. Step 4: Simplify right side
    53,743.06x = 2,215,354,010.43
  5. Step 5: Solve for x
    x = 2,215,354,010.43/53,743.06
  6. Step 6: Final answer
    x = 41,221.21

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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.