Home / 53,972.73-80,960.04-20,694.69

Finding the Fourth Proportional to 53,972.73, 80,960.04 and 20,694.69

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Solution

The fourth proportional to 53,972.73, 80,960.04 and 20,694.69 is: 31,042.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,972.73 : 80,960.04 = 20,694.69 : x
  2. Step 2: Convert to fraction form
    53,972.73/80,960.04 = 20,694.69/x
  3. Step 3: Cross multiply
    53,972.73x = 80,960.04 × 20,694.69
  4. Step 4: Simplify right side
    53,972.73x = 1,675,442,930.19
  5. Step 5: Solve for x
    x = 1,675,442,930.19/53,972.73
  6. Step 6: Final answer
    x = 31,042.40

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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.