Home / 192,945.65-266,273.19-112,360.19

Finding the Fourth Proportional to 192,945.65, 266,273.19 and 112,360.19

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Solution

The fourth proportional to 192,945.65, 266,273.19 and 112,360.19 is: 155,061.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,945.65 : 266,273.19 = 112,360.19 : x
  2. Step 2: Convert to fraction form
    192,945.65/266,273.19 = 112,360.19/x
  3. Step 3: Cross multiply
    192,945.65x = 266,273.19 × 112,360.19
  4. Step 4: Simplify right side
    192,945.65x = 29,918,504,888.94
  5. Step 5: Solve for x
    x = 29,918,504,888.94/192,945.65
  6. Step 6: Final answer
    x = 155,061.83

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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.