Home / 120,847.96-166,781.46-73,113.04

Finding the Fourth Proportional to 120,847.96, 166,781.46 and 73,113.04

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Solution

The fourth proportional to 120,847.96, 166,781.46 and 73,113.04 is: 100,902.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,847.96 : 166,781.46 = 73,113.04 : x
  2. Step 2: Convert to fraction form
    120,847.96/166,781.46 = 73,113.04/x
  3. Step 3: Cross multiply
    120,847.96x = 166,781.46 × 73,113.04
  4. Step 4: Simplify right side
    120,847.96x = 12,193,899,556.24
  5. Step 5: Solve for x
    x = 12,193,899,556.24/120,847.96
  6. Step 6: Final answer
    x = 100,902.82

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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.