Home / 166,844.30-230,245.83-90,364.30

Finding the Fourth Proportional to 166,844.30, 230,245.83 and 90,364.30

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Solution

The fourth proportional to 166,844.30, 230,245.83 and 90,364.30 is: 124,703.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,844.30 : 230,245.83 = 90,364.30 : x
  2. Step 2: Convert to fraction form
    166,844.30/230,245.83 = 90,364.30/x
  3. Step 3: Cross multiply
    166,844.30x = 230,245.83 × 90,364.30
  4. Step 4: Simplify right side
    166,844.30x = 20,806,002,680.25
  5. Step 5: Solve for x
    x = 20,806,002,680.25/166,844.30
  6. Step 6: Final answer
    x = 124,703.11

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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.