Home / 53,668.35-80,539.43-18,608.00

Finding the Fourth Proportional to 53,668.35, 80,539.43 and 18,608.00

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Solution

The fourth proportional to 53,668.35, 80,539.43 and 18,608.00 is: 27,924.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,668.35 : 80,539.43 = 18,608.00 : x
  2. Step 2: Convert to fraction form
    53,668.35/80,539.43 = 18,608.00/x
  3. Step 3: Cross multiply
    53,668.35x = 80,539.43 × 18,608.00
  4. Step 4: Simplify right side
    53,668.35x = 1,498,677,217.70
  5. Step 5: Solve for x
    x = 1,498,677,217.70/53,668.35
  6. Step 6: Final answer
    x = 27,924.79

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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.