Home / 111,241.08-166,839.14-40,161.56

Finding the Fourth Proportional to 111,241.08, 166,839.14 and 40,161.56

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Solution

The fourth proportional to 111,241.08, 166,839.14 and 40,161.56 is: 60,234.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,241.08 : 166,839.14 = 40,161.56 : x
  2. Step 2: Convert to fraction form
    111,241.08/166,839.14 = 40,161.56/x
  3. Step 3: Cross multiply
    111,241.08x = 166,839.14 × 40,161.56
  4. Step 4: Simplify right side
    111,241.08x = 6,700,520,131.46
  5. Step 5: Solve for x
    x = 6,700,520,131.46/111,241.08
  6. Step 6: Final answer
    x = 60,234.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.