Home / 53,650.24-80,489.71-18,589.89

Finding the Fourth Proportional to 53,650.24, 80,489.71 and 18,589.89

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Solution

The fourth proportional to 53,650.24, 80,489.71 and 18,589.89 is: 27,889.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,650.24 : 80,489.71 = 18,589.89 : x
  2. Step 2: Convert to fraction form
    53,650.24/80,489.71 = 18,589.89/x
  3. Step 3: Cross multiply
    53,650.24x = 80,489.71 × 18,589.89
  4. Step 4: Simplify right side
    53,650.24x = 1,496,294,762.08
  5. Step 5: Solve for x
    x = 1,496,294,762.08/53,650.24
  6. Step 6: Final answer
    x = 27,889.81

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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.