Home / 167,502.26-231,154.56-91,021.34

Finding the Fourth Proportional to 167,502.26, 231,154.56 and 91,021.34

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Solution

The fourth proportional to 167,502.26, 231,154.56 and 91,021.34 is: 125,610.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,502.26 : 231,154.56 = 91,021.34 : x
  2. Step 2: Convert to fraction form
    167,502.26/231,154.56 = 91,021.34/x
  3. Step 3: Cross multiply
    167,502.26x = 231,154.56 × 91,021.34
  4. Step 4: Simplify right side
    167,502.26x = 21,039,997,798.31
  5. Step 5: Solve for x
    x = 21,039,997,798.31/167,502.26
  6. Step 6: Final answer
    x = 125,610.23

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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.