Home / 53,690.44-80,550.26-18,632.83

Finding the Fourth Proportional to 53,690.44, 80,550.26 and 18,632.83

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Solution

The fourth proportional to 53,690.44, 80,550.26 and 18,632.83 is: 27,954.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,690.44 : 80,550.26 = 18,632.83 : x
  2. Step 2: Convert to fraction form
    53,690.44/80,550.26 = 18,632.83/x
  3. Step 3: Cross multiply
    53,690.44x = 80,550.26 × 18,632.83
  4. Step 4: Simplify right side
    53,690.44x = 1,500,879,301.04
  5. Step 5: Solve for x
    x = 1,500,879,301.04/53,690.44
  6. Step 6: Final answer
    x = 27,954.31

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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.