Home / 53,668.38-80,539.48-18,608.04

Finding the Fourth Proportional to 53,668.38, 80,539.48 and 18,608.04

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Solution

The fourth proportional to 53,668.38, 80,539.48 and 18,608.04 is: 27,924.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,668.38 : 80,539.48 = 18,608.04 : x
  2. Step 2: Convert to fraction form
    53,668.38/80,539.48 = 18,608.04/x
  3. Step 3: Cross multiply
    53,668.38x = 80,539.48 × 18,608.04
  4. Step 4: Simplify right side
    53,668.38x = 1,498,681,369.68
  5. Step 5: Solve for x
    x = 1,498,681,369.68/53,668.38
  6. Step 6: Final answer
    x = 27,924.85

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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.