Home / 227,686.37-341,519.43-77,940.05

Finding the Fourth Proportional to 227,686.37, 341,519.43 and 77,940.05

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Solution

The fourth proportional to 227,686.37, 341,519.43 and 77,940.05 is: 116,906.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,686.37 : 341,519.43 = 77,940.05 : x
  2. Step 2: Convert to fraction form
    227,686.37/341,519.43 = 77,940.05/x
  3. Step 3: Cross multiply
    227,686.37x = 341,519.43 × 77,940.05
  4. Step 4: Simplify right side
    227,686.37x = 26,618,042,303.97
  5. Step 5: Solve for x
    x = 26,618,042,303.97/227,686.37
  6. Step 6: Final answer
    x = 116,906.61

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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.