Home / 111,333.02-166,999.87-27,093.20

Finding the Fourth Proportional to 111,333.02, 166,999.87 and 27,093.20

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Solution

The fourth proportional to 111,333.02, 166,999.87 and 27,093.20 is: 40,639.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,333.02 : 166,999.87 = 27,093.20 : x
  2. Step 2: Convert to fraction form
    111,333.02/166,999.87 = 27,093.20/x
  3. Step 3: Cross multiply
    111,333.02x = 166,999.87 × 27,093.20
  4. Step 4: Simplify right side
    111,333.02x = 4,524,560,877.88
  5. Step 5: Solve for x
    x = 4,524,560,877.88/111,333.02
  6. Step 6: Final answer
    x = 40,639.88

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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.