Home / 167,725.04-231,556.44-111,213.20

Finding the Fourth Proportional to 167,725.04, 231,556.44 and 111,213.20

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Solution

The fourth proportional to 167,725.04, 231,556.44 and 111,213.20 is: 153,537.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,725.04 : 231,556.44 = 111,213.20 : x
  2. Step 2: Convert to fraction form
    167,725.04/231,556.44 = 111,213.20/x
  3. Step 3: Cross multiply
    167,725.04x = 231,556.44 × 111,213.20
  4. Step 4: Simplify right side
    167,725.04x = 25,752,132,673.01
  5. Step 5: Solve for x
    x = 25,752,132,673.01/167,725.04
  6. Step 6: Final answer
    x = 153,537.79

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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.