Home / 167,466.14-231,105.89-90,986.75

Finding the Fourth Proportional to 167,466.14, 231,105.89 and 90,986.75

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Solution

The fourth proportional to 167,466.14, 231,105.89 and 90,986.75 is: 125,563.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,466.14 : 231,105.89 = 90,986.75 : x
  2. Step 2: Convert to fraction form
    167,466.14/231,105.89 = 90,986.75/x
  3. Step 3: Cross multiply
    167,466.14x = 231,105.89 × 90,986.75
  4. Step 4: Simplify right side
    167,466.14x = 21,027,572,226.49
  5. Step 5: Solve for x
    x = 21,027,572,226.49/167,466.14
  6. Step 6: Final answer
    x = 125,563.13

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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.