Home / 227,065.44-339,989.04-126,940.47

Finding the Fourth Proportional to 227,065.44, 339,989.04 and 126,940.47

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Solution

The fourth proportional to 227,065.44, 339,989.04 and 126,940.47 is: 190,070.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,065.44 : 339,989.04 = 126,940.47 : x
  2. Step 2: Convert to fraction form
    227,065.44/339,989.04 = 126,940.47/x
  3. Step 3: Cross multiply
    227,065.44x = 339,989.04 × 126,940.47
  4. Step 4: Simplify right side
    227,065.44x = 43,158,368,532.45
  5. Step 5: Solve for x
    x = 43,158,368,532.45/227,065.44
  6. Step 6: Final answer
    x = 190,070.18

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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.