Home / 120,568.44-166,381.62-66,852.96

Finding the Fourth Proportional to 120,568.44, 166,381.62 and 66,852.96

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Solution

The fourth proportional to 120,568.44, 166,381.62 and 66,852.96 is: 92,255.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,568.44 : 166,381.62 = 66,852.96 : x
  2. Step 2: Convert to fraction form
    120,568.44/166,381.62 = 66,852.96/x
  3. Step 3: Cross multiply
    120,568.44x = 166,381.62 × 66,852.96
  4. Step 4: Simplify right side
    120,568.44x = 11,123,103,786.60
  5. Step 5: Solve for x
    x = 11,123,103,786.60/120,568.44
  6. Step 6: Final answer
    x = 92,255.52

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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.