Home / 167,121.36-230,619.96-91,668.24

Finding the Fourth Proportional to 167,121.36, 230,619.96 and 91,668.24

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Solution

The fourth proportional to 167,121.36, 230,619.96 and 91,668.24 is: 126,498.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,121.36 : 230,619.96 = 91,668.24 : x
  2. Step 2: Convert to fraction form
    167,121.36/230,619.96 = 91,668.24/x
  3. Step 3: Cross multiply
    167,121.36x = 230,619.96 × 91,668.24
  4. Step 4: Simplify right side
    167,121.36x = 21,140,525,842.07
  5. Step 5: Solve for x
    x = 21,140,525,842.07/167,121.36
  6. Step 6: Final answer
    x = 126,498.05

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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.