Home / 53,579.16-80,382.06-16,138.38

Finding the Fourth Proportional to 53,579.16, 80,382.06 and 16,138.38

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Solution

The fourth proportional to 53,579.16, 80,382.06 and 16,138.38 is: 24,211.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,579.16 : 80,382.06 = 16,138.38 : x
  2. Step 2: Convert to fraction form
    53,579.16/80,382.06 = 16,138.38/x
  3. Step 3: Cross multiply
    53,579.16x = 80,382.06 × 16,138.38
  4. Step 4: Simplify right side
    53,579.16x = 1,297,236,229.46
  5. Step 5: Solve for x
    x = 1,297,236,229.46/53,579.16
  6. Step 6: Final answer
    x = 24,211.58

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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.