Home / 227,809.05-341,440.20-156,731.55

Finding the Fourth Proportional to 227,809.05, 341,440.20 and 156,731.55

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Solution

The fourth proportional to 227,809.05, 341,440.20 and 156,731.55 is: 234,909.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,809.05 : 341,440.20 = 156,731.55 : x
  2. Step 2: Convert to fraction form
    227,809.05/341,440.20 = 156,731.55/x
  3. Step 3: Cross multiply
    227,809.05x = 341,440.20 × 156,731.55
  4. Step 4: Simplify right side
    227,809.05x = 53,514,451,778.31
  5. Step 5: Solve for x
    x = 53,514,451,778.31/227,809.05
  6. Step 6: Final answer
    x = 234,909.24

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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.