Home / 219,380.40-329,200.20-160,066.80

Finding the Fourth Proportional to 219,380.40, 329,200.20 and 160,066.80

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Solution

The fourth proportional to 219,380.40, 329,200.20 and 160,066.80 is: 240,194.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,380.40 : 329,200.20 = 160,066.80 : x
  2. Step 2: Convert to fraction form
    219,380.40/329,200.20 = 160,066.80/x
  3. Step 3: Cross multiply
    219,380.40x = 329,200.20 × 160,066.80
  4. Step 4: Simplify right side
    219,380.40x = 52,694,022,573.36
  5. Step 5: Solve for x
    x = 52,694,022,573.36/219,380.40
  6. Step 6: Final answer
    x = 240,194.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.