Home / 53,516.62-80,286.68-17,976.66

Finding the Fourth Proportional to 53,516.62, 80,286.68 and 17,976.66

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Solution

The fourth proportional to 53,516.62, 80,286.68 and 17,976.66 is: 26,968.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,516.62 : 80,286.68 = 17,976.66 : x
  2. Step 2: Convert to fraction form
    53,516.62/80,286.68 = 17,976.66/x
  3. Step 3: Cross multiply
    53,516.62x = 80,286.68 × 17,976.66
  4. Step 4: Simplify right side
    53,516.62x = 1,443,286,348.89
  5. Step 5: Solve for x
    x = 1,443,286,348.89/53,516.62
  6. Step 6: Final answer
    x = 26,968.94

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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.