Home / 53,418.24-73,723.44-31,062.24

Finding the Fourth Proportional to 53,418.24, 73,723.44 and 31,062.24

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Solution

The fourth proportional to 53,418.24, 73,723.44 and 31,062.24 is: 42,869.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,418.24 : 73,723.44 = 31,062.24 : x
  2. Step 2: Convert to fraction form
    53,418.24/73,723.44 = 31,062.24/x
  3. Step 3: Cross multiply
    53,418.24x = 73,723.44 × 31,062.24
  4. Step 4: Simplify right side
    53,418.24x = 2,290,015,186.91
  5. Step 5: Solve for x
    x = 2,290,015,186.91/53,418.24
  6. Step 6: Final answer
    x = 42,869.54

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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.