Home / 53,821.74-80,736.72-16,385.02

Finding the Fourth Proportional to 53,821.74, 80,736.72 and 16,385.02

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Solution

The fourth proportional to 53,821.74, 80,736.72 and 16,385.02 is: 24,578.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,821.74 : 80,736.72 = 16,385.02 : x
  2. Step 2: Convert to fraction form
    53,821.74/80,736.72 = 16,385.02/x
  3. Step 3: Cross multiply
    53,821.74x = 80,736.72 × 16,385.02
  4. Step 4: Simplify right side
    53,821.74x = 1,322,872,286.33
  5. Step 5: Solve for x
    x = 1,322,872,286.33/53,821.74
  6. Step 6: Final answer
    x = 24,578.77

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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.