Home / 53,744.08-80,505.24-31,489.88

Finding the Fourth Proportional to 53,744.08, 80,505.24 and 31,489.88

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Solution

The fourth proportional to 53,744.08, 80,505.24 and 31,489.88 is: 47,169.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,744.08 : 80,505.24 = 31,489.88 : x
  2. Step 2: Convert to fraction form
    53,744.08/80,505.24 = 31,489.88/x
  3. Step 3: Cross multiply
    53,744.08x = 80,505.24 × 31,489.88
  4. Step 4: Simplify right side
    53,744.08x = 2,535,100,346.97
  5. Step 5: Solve for x
    x = 2,535,100,346.97/53,744.08
  6. Step 6: Final answer
    x = 47,169.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.