Home / 120,467.46-166,244.92-66,755.96

Finding the Fourth Proportional to 120,467.46, 166,244.92 and 66,755.96

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Solution

The fourth proportional to 120,467.46, 166,244.92 and 66,755.96 is: 92,123.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,467.46 : 166,244.92 = 66,755.96 : x
  2. Step 2: Convert to fraction form
    120,467.46/166,244.92 = 66,755.96/x
  3. Step 3: Cross multiply
    120,467.46x = 166,244.92 × 66,755.96
  4. Step 4: Simplify right side
    120,467.46x = 11,097,839,229.72
  5. Step 5: Solve for x
    x = 11,097,839,229.72/120,467.46
  6. Step 6: Final answer
    x = 92,123.13

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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.