Home / 168,080.38-231,950.93-92,628.88

Finding the Fourth Proportional to 168,080.38, 231,950.93 and 92,628.88

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Solution

The fourth proportional to 168,080.38, 231,950.93 and 92,628.88 is: 127,827.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,080.38 : 231,950.93 = 92,628.88 : x
  2. Step 2: Convert to fraction form
    168,080.38/231,950.93 = 92,628.88/x
  3. Step 3: Cross multiply
    168,080.38x = 231,950.93 × 92,628.88
  4. Step 4: Simplify right side
    168,080.38x = 21,485,354,860.86
  5. Step 5: Solve for x
    x = 21,485,354,860.86/168,080.38
  6. Step 6: Final answer
    x = 127,827.86

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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.