Home / 120,733.56-166,604.46-67,018.59

Finding the Fourth Proportional to 120,733.56, 166,604.46 and 67,018.59

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Solution

The fourth proportional to 120,733.56, 166,604.46 and 67,018.59 is: 92,481.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,733.56 : 166,604.46 = 67,018.59 : x
  2. Step 2: Convert to fraction form
    120,733.56/166,604.46 = 67,018.59/x
  3. Step 3: Cross multiply
    120,733.56x = 166,604.46 × 67,018.59
  4. Step 4: Simplify right side
    120,733.56x = 11,165,595,996.91
  5. Step 5: Solve for x
    x = 11,165,595,996.91/120,733.56
  6. Step 6: Final answer
    x = 92,481.30

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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.