Home / 205,927.37-284,033.24-188,986.33

Finding the Fourth Proportional to 205,927.37, 284,033.24 and 188,986.33

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Solution

The fourth proportional to 205,927.37, 284,033.24 and 188,986.33 is: 260,666.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,927.37 : 284,033.24 = 188,986.33 : x
  2. Step 2: Convert to fraction form
    205,927.37/284,033.24 = 188,986.33/x
  3. Step 3: Cross multiply
    205,927.37x = 284,033.24 × 188,986.33
  4. Step 4: Simplify right side
    205,927.37x = 53,678,397,970.59
  5. Step 5: Solve for x
    x = 53,678,397,970.59/205,927.37
  6. Step 6: Final answer
    x = 260,666.66

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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.