Home / 53,558.51-80,349-16,121.33

Finding the Fourth Proportional to 53,558.51, 80,349 and 16,121.33

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Solution

The fourth proportional to 53,558.51, 80,349 and 16,121.33 is: 24,185.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,558.51 : 80,349 = 16,121.33 : x
  2. Step 2: Convert to fraction form
    53,558.51/80,349 = 16,121.33/x
  3. Step 3: Cross multiply
    53,558.51x = 80,349 × 16,121.33
  4. Step 4: Simplify right side
    53,558.51x = 1,295,332,342.43
  5. Step 5: Solve for x
    x = 1,295,332,342.43/53,558.51
  6. Step 6: Final answer
    x = 24,185.37

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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.