Home / 53,016.66-73,161.48-29,140.05

Finding the Fourth Proportional to 53,016.66, 73,161.48 and 29,140.05

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Solution

The fourth proportional to 53,016.66, 73,161.48 and 29,140.05 is: 40,212.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,016.66 : 73,161.48 = 29,140.05 : x
  2. Step 2: Convert to fraction form
    53,016.66/73,161.48 = 29,140.05/x
  3. Step 3: Cross multiply
    53,016.66x = 73,161.48 × 29,140.05
  4. Step 4: Simplify right side
    53,016.66x = 2,131,929,185.27
  5. Step 5: Solve for x
    x = 2,131,929,185.27/53,016.66
  6. Step 6: Final answer
    x = 40,212.44

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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.