Home / 194,212.10-268,008.58-108,170.82

Finding the Fourth Proportional to 194,212.10, 268,008.58 and 108,170.82

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Solution

The fourth proportional to 194,212.10, 268,008.58 and 108,170.82 is: 149,273.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,212.10 : 268,008.58 = 108,170.82 : x
  2. Step 2: Convert to fraction form
    194,212.10/268,008.58 = 108,170.82/x
  3. Step 3: Cross multiply
    194,212.10x = 268,008.58 × 108,170.82
  4. Step 4: Simplify right side
    194,212.10x = 28,990,707,334.51
  5. Step 5: Solve for x
    x = 28,990,707,334.51/194,212.10
  6. Step 6: Final answer
    x = 149,273.43

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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.