Home / 53,716.72-74,129.16-29,843.42

Finding the Fourth Proportional to 53,716.72, 74,129.16 and 29,843.42

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Solution

The fourth proportional to 53,716.72, 74,129.16 and 29,843.42 is: 41,183.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,716.72 : 74,129.16 = 29,843.42 : x
  2. Step 2: Convert to fraction form
    53,716.72/74,129.16 = 29,843.42/x
  3. Step 3: Cross multiply
    53,716.72x = 74,129.16 × 29,843.42
  4. Step 4: Simplify right side
    53,716.72x = 2,212,267,656.13
  5. Step 5: Solve for x
    x = 2,212,267,656.13/53,716.72
  6. Step 6: Final answer
    x = 41,183.97

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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.