Home / 228,086.40-341,611.20-144,105.60

Finding the Fourth Proportional to 228,086.40, 341,611.20 and 144,105.60

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Solution

The fourth proportional to 228,086.40, 341,611.20 and 144,105.60 is: 215,830.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,086.40 : 341,611.20 = 144,105.60 : x
  2. Step 2: Convert to fraction form
    228,086.40/341,611.20 = 144,105.60/x
  3. Step 3: Cross multiply
    228,086.40x = 341,611.20 × 144,105.60
  4. Step 4: Simplify right side
    228,086.40x = 49,228,086,942.72
  5. Step 5: Solve for x
    x = 49,228,086,942.72/228,086.40
  6. Step 6: Final answer
    x = 215,830.87

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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.