Home / 167,825.25-231,599.81-91,344.16

Finding the Fourth Proportional to 167,825.25, 231,599.81 and 91,344.16

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Solution

The fourth proportional to 167,825.25, 231,599.81 and 91,344.16 is: 126,055.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,825.25 : 231,599.81 = 91,344.16 : x
  2. Step 2: Convert to fraction form
    167,825.25/231,599.81 = 91,344.16/x
  3. Step 3: Cross multiply
    167,825.25x = 231,599.81 × 91,344.16
  4. Step 4: Simplify right side
    167,825.25x = 21,155,290,451.25
  5. Step 5: Solve for x
    x = 21,155,290,451.25/167,825.25
  6. Step 6: Final answer
    x = 126,055.47

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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.