Home / 192,143.84-264,571.52-174,121.61

Finding the Fourth Proportional to 192,143.84, 264,571.52 and 174,121.61

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Solution

The fourth proportional to 192,143.84, 264,571.52 and 174,121.61 is: 239,755.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,143.84 : 264,571.52 = 174,121.61 : x
  2. Step 2: Convert to fraction form
    192,143.84/264,571.52 = 174,121.61/x
  3. Step 3: Cross multiply
    192,143.84x = 264,571.52 × 174,121.61
  4. Step 4: Simplify right side
    192,143.84x = 46,067,616,829.08
  5. Step 5: Solve for x
    x = 46,067,616,829.08/192,143.84
  6. Step 6: Final answer
    x = 239,755.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.