Home / 227,023.72-313,180.50-136,336.12

Finding the Fourth Proportional to 227,023.72, 313,180.50 and 136,336.12

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Solution

The fourth proportional to 227,023.72, 313,180.50 and 136,336.12 is: 188,076.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,023.72 : 313,180.50 = 136,336.12 : x
  2. Step 2: Convert to fraction form
    227,023.72/313,180.50 = 136,336.12/x
  3. Step 3: Cross multiply
    227,023.72x = 313,180.50 × 136,336.12
  4. Step 4: Simplify right side
    227,023.72x = 42,697,814,229.66
  5. Step 5: Solve for x
    x = 42,697,814,229.66/227,023.72
  6. Step 6: Final answer
    x = 188,076.45

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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.