Home / 166,960.10-230,404.50-90,481.32

Finding the Fourth Proportional to 166,960.10, 230,404.50 and 90,481.32

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Solution

The fourth proportional to 166,960.10, 230,404.50 and 90,481.32 is: 124,863.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,960.10 : 230,404.50 = 90,481.32 : x
  2. Step 2: Convert to fraction form
    166,960.10/230,404.50 = 90,481.32/x
  3. Step 3: Cross multiply
    166,960.10x = 230,404.50 × 90,481.32
  4. Step 4: Simplify right side
    166,960.10x = 20,847,303,293.94
  5. Step 5: Solve for x
    x = 20,847,303,293.94/166,960.10
  6. Step 6: Final answer
    x = 124,863.98

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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.