Home / 156,820.80-236,529.60-146,452.80

Finding the Fourth Proportional to 156,820.80, 236,529.60 and 146,452.80

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Solution

The fourth proportional to 156,820.80, 236,529.60 and 146,452.80 is: 220,891.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,820.80 : 236,529.60 = 146,452.80 : x
  2. Step 2: Convert to fraction form
    156,820.80/236,529.60 = 146,452.80/x
  3. Step 3: Cross multiply
    156,820.80x = 236,529.60 × 146,452.80
  4. Step 4: Simplify right side
    156,820.80x = 34,640,422,202.88
  5. Step 5: Solve for x
    x = 34,640,422,202.88/156,820.80
  6. Step 6: Final answer
    x = 220,891.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.