Home / 205,928.37-284,034.61-188,987.33

Finding the Fourth Proportional to 205,928.37, 284,034.61 and 188,987.33

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Solution

The fourth proportional to 205,928.37, 284,034.61 and 188,987.33 is: 260,668.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,928.37 : 284,034.61 = 188,987.33 : x
  2. Step 2: Convert to fraction form
    205,928.37/284,034.61 = 188,987.33/x
  3. Step 3: Cross multiply
    205,928.37x = 284,034.61 × 188,987.33
  4. Step 4: Simplify right side
    205,928.37x = 53,678,942,571.49
  5. Step 5: Solve for x
    x = 53,678,942,571.49/205,928.37
  6. Step 6: Final answer
    x = 260,668.03

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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.