Home / 168,066.09-231,939.86-92,614.59

Finding the Fourth Proportional to 168,066.09, 231,939.86 and 92,614.59

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Solution

The fourth proportional to 168,066.09, 231,939.86 and 92,614.59 is: 127,812.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,066.09 : 231,939.86 = 92,614.59 : x
  2. Step 2: Convert to fraction form
    168,066.09/231,939.86 = 92,614.59/x
  3. Step 3: Cross multiply
    168,066.09x = 231,939.86 × 92,614.59
  4. Step 4: Simplify right side
    168,066.09x = 21,481,014,575.48
  5. Step 5: Solve for x
    x = 21,481,014,575.48/168,066.09
  6. Step 6: Final answer
    x = 127,812.90

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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.