Home / 167,467.65-231,107.97-90,988.26

Finding the Fourth Proportional to 167,467.65, 231,107.97 and 90,988.26

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Solution

The fourth proportional to 167,467.65, 231,107.97 and 90,988.26 is: 125,565.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,467.65 : 231,107.97 = 90,988.26 : x
  2. Step 2: Convert to fraction form
    167,467.65/231,107.97 = 90,988.26/x
  3. Step 3: Cross multiply
    167,467.65x = 231,107.97 × 90,988.26
  4. Step 4: Simplify right side
    167,467.65x = 21,028,112,062.43
  5. Step 5: Solve for x
    x = 21,028,112,062.43/167,467.65
  6. Step 6: Final answer
    x = 125,565.22

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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.