Home / 192,918.97-266,020.23-131,672.04

Finding the Fourth Proportional to 192,918.97, 266,020.23 and 131,672.04

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Solution

The fourth proportional to 192,918.97, 266,020.23 and 131,672.04 is: 181,565.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,918.97 : 266,020.23 = 131,672.04 : x
  2. Step 2: Convert to fraction form
    192,918.97/266,020.23 = 131,672.04/x
  3. Step 3: Cross multiply
    192,918.97x = 266,020.23 × 131,672.04
  4. Step 4: Simplify right side
    192,918.97x = 35,027,426,365.37
  5. Step 5: Solve for x
    x = 35,027,426,365.37/192,918.97
  6. Step 6: Final answer
    x = 181,565.49

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1.5x scale

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.