Home / 166,960.50-230,420.08-91,523.58

Finding the Fourth Proportional to 166,960.50, 230,420.08 and 91,523.58

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Solution

The fourth proportional to 166,960.50, 230,420.08 and 91,523.58 is: 126,310.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,960.50 : 230,420.08 = 91,523.58 : x
  2. Step 2: Convert to fraction form
    166,960.50/230,420.08 = 91,523.58/x
  3. Step 3: Cross multiply
    166,960.50x = 230,420.08 × 91,523.58
  4. Step 4: Simplify right side
    166,960.50x = 21,088,870,625.49
  5. Step 5: Solve for x
    x = 21,088,870,625.49/166,960.50
  6. Step 6: Final answer
    x = 126,310.54

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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.