Home / 53,016.73-73,164-29,144.41

Finding the Fourth Proportional to 53,016.73, 73,164 and 29,144.41

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Solution

The fourth proportional to 53,016.73, 73,164 and 29,144.41 is: 40,219.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,016.73 : 73,164 = 29,144.41 : x
  2. Step 2: Convert to fraction form
    53,016.73/73,164 = 29,144.41/x
  3. Step 3: Cross multiply
    53,016.73x = 73,164 × 29,144.41
  4. Step 4: Simplify right side
    53,016.73x = 2,132,321,613.24
  5. Step 5: Solve for x
    x = 2,132,321,613.24/53,016.73
  6. Step 6: Final answer
    x = 40,219.79

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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.