Home / 166,163.53-229,304.50-90,712.03

Finding the Fourth Proportional to 166,163.53, 229,304.50 and 90,712.03

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Solution

The fourth proportional to 166,163.53, 229,304.50 and 90,712.03 is: 125,181.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,163.53 : 229,304.50 = 90,712.03 : x
  2. Step 2: Convert to fraction form
    166,163.53/229,304.50 = 90,712.03/x
  3. Step 3: Cross multiply
    166,163.53x = 229,304.50 × 90,712.03
  4. Step 4: Simplify right side
    166,163.53x = 20,800,676,683.14
  5. Step 5: Solve for x
    x = 20,800,676,683.14/166,163.53
  6. Step 6: Final answer
    x = 125,181.96

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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.