Home / 53,989.94-80,979.45-16,550.33

Finding the Fourth Proportional to 53,989.94, 80,979.45 and 16,550.33

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Solution

The fourth proportional to 53,989.94, 80,979.45 and 16,550.33 is: 24,823.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,989.94 : 80,979.45 = 16,550.33 : x
  2. Step 2: Convert to fraction form
    53,989.94/80,979.45 = 16,550.33/x
  3. Step 3: Cross multiply
    53,989.94x = 80,979.45 × 16,550.33
  4. Step 4: Simplify right side
    53,989.94x = 1,340,236,153.76
  5. Step 5: Solve for x
    x = 1,340,236,153.76/53,989.94
  6. Step 6: Final answer
    x = 24,823.81

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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.