Home / 168,010.08-231,849.59-91,527.05

Finding the Fourth Proportional to 168,010.08, 231,849.59 and 91,527.05

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Solution

The fourth proportional to 168,010.08, 231,849.59 and 91,527.05 is: 126,304.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,010.08 : 231,849.59 = 91,527.05 : x
  2. Step 2: Convert to fraction form
    168,010.08/231,849.59 = 91,527.05/x
  3. Step 3: Cross multiply
    168,010.08x = 231,849.59 × 91,527.05
  4. Step 4: Simplify right side
    168,010.08x = 21,220,507,399.53
  5. Step 5: Solve for x
    x = 21,220,507,399.53/168,010.08
  6. Step 6: Final answer
    x = 126,304.97

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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.