Home / 167,400.24-231,012.24-91,948.68

Finding the Fourth Proportional to 167,400.24, 231,012.24 and 91,948.68

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Solution

The fourth proportional to 167,400.24, 231,012.24 and 91,948.68 is: 126,889.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,400.24 : 231,012.24 = 91,948.68 : x
  2. Step 2: Convert to fraction form
    167,400.24/231,012.24 = 91,948.68/x
  3. Step 3: Cross multiply
    167,400.24x = 231,012.24 × 91,948.68
  4. Step 4: Simplify right side
    167,400.24x = 21,241,270,531.84
  5. Step 5: Solve for x
    x = 21,241,270,531.84/167,400.24
  6. Step 6: Final answer
    x = 126,889.13

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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.