Home / 53,636.44-80,435.46-18,566.68

Finding the Fourth Proportional to 53,636.44, 80,435.46 and 18,566.68

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Solution

The fourth proportional to 53,636.44, 80,435.46 and 18,566.68 is: 27,843.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,636.44 : 80,435.46 = 18,566.68 : x
  2. Step 2: Convert to fraction form
    53,636.44/80,435.46 = 18,566.68/x
  3. Step 3: Cross multiply
    53,636.44x = 80,435.46 × 18,566.68
  4. Step 4: Simplify right side
    53,636.44x = 1,493,419,446.47
  5. Step 5: Solve for x
    x = 1,493,419,446.47/53,636.44
  6. Step 6: Final answer
    x = 27,843.37

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1.5x scale

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.