Home / 166,880.28-230,286.42-98,974.20

Finding the Fourth Proportional to 166,880.28, 230,286.42 and 98,974.20

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Solution

The fourth proportional to 166,880.28, 230,286.42 and 98,974.20 is: 136,579.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,880.28 : 230,286.42 = 98,974.20 : x
  2. Step 2: Convert to fraction form
    166,880.28/230,286.42 = 98,974.20/x
  3. Step 3: Cross multiply
    166,880.28x = 230,286.42 × 98,974.20
  4. Step 4: Simplify right side
    166,880.28x = 22,792,414,190.36
  5. Step 5: Solve for x
    x = 22,792,414,190.36/166,880.28
  6. Step 6: Final answer
    x = 136,579.43

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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.