Home / 111,330.13-166,992.87-27,090.73

Finding the Fourth Proportional to 111,330.13, 166,992.87 and 27,090.73

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Solution

The fourth proportional to 111,330.13, 166,992.87 and 27,090.73 is: 40,635.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,330.13 : 166,992.87 = 27,090.73 : x
  2. Step 2: Convert to fraction form
    111,330.13/166,992.87 = 27,090.73/x
  3. Step 3: Cross multiply
    111,330.13x = 166,992.87 × 27,090.73
  4. Step 4: Simplify right side
    111,330.13x = 4,523,958,753.10
  5. Step 5: Solve for x
    x = 4,523,958,753.10/111,330.13
  6. Step 6: Final answer
    x = 40,635.53

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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.