Home / 53,670.44-80,518.62-18,609.32

Finding the Fourth Proportional to 53,670.44, 80,518.62 and 18,609.32

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Solution

The fourth proportional to 53,670.44, 80,518.62 and 18,609.32 is: 27,918.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,670.44 : 80,518.62 = 18,609.32 : x
  2. Step 2: Convert to fraction form
    53,670.44/80,518.62 = 18,609.32/x
  3. Step 3: Cross multiply
    53,670.44x = 80,518.62 × 18,609.32
  4. Step 4: Simplify right side
    53,670.44x = 1,498,396,765.54
  5. Step 5: Solve for x
    x = 1,498,396,765.54/53,670.44
  6. Step 6: Final answer
    x = 27,918.47

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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.