Home / 194,381.15-268,336.04-137,067.17

Finding the Fourth Proportional to 194,381.15, 268,336.04 and 137,067.17

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Solution

The fourth proportional to 194,381.15, 268,336.04 and 137,067.17 is: 189,216.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,381.15 : 268,336.04 = 137,067.17 : x
  2. Step 2: Convert to fraction form
    194,381.15/268,336.04 = 137,067.17/x
  3. Step 3: Cross multiply
    194,381.15x = 268,336.04 × 137,067.17
  4. Step 4: Simplify right side
    194,381.15x = 36,780,059,584.79
  5. Step 5: Solve for x
    x = 36,780,059,584.79/194,381.15
  6. Step 6: Final answer
    x = 189,216.19

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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.