Home / 149,853.72-206,844.66-92,511.12

Finding the Fourth Proportional to 149,853.72, 206,844.66 and 92,511.12

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Solution

The fourth proportional to 149,853.72, 206,844.66 and 92,511.12 is: 127,694.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,853.72 : 206,844.66 = 92,511.12 : x
  2. Step 2: Convert to fraction form
    149,853.72/206,844.66 = 92,511.12/x
  3. Step 3: Cross multiply
    149,853.72x = 206,844.66 × 92,511.12
  4. Step 4: Simplify right side
    149,853.72x = 19,135,431,162.62
  5. Step 5: Solve for x
    x = 19,135,431,162.62/149,853.72
  6. Step 6: Final answer
    x = 127,694.07

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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.