Home / 168,066.59-231,940.55-92,615.09

Finding the Fourth Proportional to 168,066.59, 231,940.55 and 92,615.09

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Solution

The fourth proportional to 168,066.59, 231,940.55 and 92,615.09 is: 127,813.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,066.59 : 231,940.55 = 92,615.09 : x
  2. Step 2: Convert to fraction form
    168,066.59/231,940.55 = 92,615.09/x
  3. Step 3: Cross multiply
    168,066.59x = 231,940.55 × 92,615.09
  4. Step 4: Simplify right side
    168,066.59x = 21,481,194,449.82
  5. Step 5: Solve for x
    x = 21,481,194,449.82/168,066.59
  6. Step 6: Final answer
    x = 127,813.59

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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.