Home / 166,464.50-229,650.44-101,909.43

Finding the Fourth Proportional to 166,464.50, 229,650.44 and 101,909.43

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Solution

The fourth proportional to 166,464.50, 229,650.44 and 101,909.43 is: 140,591.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,464.50 : 229,650.44 = 101,909.43 : x
  2. Step 2: Convert to fraction form
    166,464.50/229,650.44 = 101,909.43/x
  3. Step 3: Cross multiply
    166,464.50x = 229,650.44 × 101,909.43
  4. Step 4: Simplify right side
    166,464.50x = 23,403,544,930.10
  5. Step 5: Solve for x
    x = 23,403,544,930.10/166,464.50
  6. Step 6: Final answer
    x = 140,591.81

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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.