Home / 194,259.56-268,042.64-108,216.43

Finding the Fourth Proportional to 194,259.56, 268,042.64 and 108,216.43

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Solution

The fourth proportional to 194,259.56, 268,042.64 and 108,216.43 is: 149,318.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,259.56 : 268,042.64 = 108,216.43 : x
  2. Step 2: Convert to fraction form
    194,259.56/268,042.64 = 108,216.43/x
  3. Step 3: Cross multiply
    194,259.56x = 268,042.64 × 108,216.43
  4. Step 4: Simplify right side
    194,259.56x = 29,006,616,377.39
  5. Step 5: Solve for x
    x = 29,006,616,377.39/194,259.56
  6. Step 6: Final answer
    x = 149,318.87

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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.