Home / 114,992.38-172,476.43-30,761.04

Finding the Fourth Proportional to 114,992.38, 172,476.43 and 30,761.04

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Solution

The fourth proportional to 114,992.38, 172,476.43 and 30,761.04 is: 46,138.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,992.38 : 172,476.43 = 30,761.04 : x
  2. Step 2: Convert to fraction form
    114,992.38/172,476.43 = 30,761.04/x
  3. Step 3: Cross multiply
    114,992.38x = 172,476.43 × 30,761.04
  4. Step 4: Simplify right side
    114,992.38x = 5,305,554,285.38
  5. Step 5: Solve for x
    x = 5,305,554,285.38/114,992.38
  6. Step 6: Final answer
    x = 46,138.31

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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.