Home / 53,906.29-80,871.32-16,469.28

Finding the Fourth Proportional to 53,906.29, 80,871.32 and 16,469.28

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Solution

The fourth proportional to 53,906.29, 80,871.32 and 16,469.28 is: 24,707.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,906.29 : 80,871.32 = 16,469.28 : x
  2. Step 2: Convert to fraction form
    53,906.29/80,871.32 = 16,469.28/x
  3. Step 3: Cross multiply
    53,906.29x = 80,871.32 × 16,469.28
  4. Step 4: Simplify right side
    53,906.29x = 1,331,892,438.58
  5. Step 5: Solve for x
    x = 1,331,892,438.58/53,906.29
  6. Step 6: Final answer
    x = 24,707.55

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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.