Home / 227,771.36-314,336.40-127,163.36

Finding the Fourth Proportional to 227,771.36, 314,336.40 and 127,163.36

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Solution

The fourth proportional to 227,771.36, 314,336.40 and 127,163.36 is: 175,492.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,771.36 : 314,336.40 = 127,163.36 : x
  2. Step 2: Convert to fraction form
    227,771.36/314,336.40 = 127,163.36/x
  3. Step 3: Cross multiply
    227,771.36x = 314,336.40 × 127,163.36
  4. Step 4: Simplify right side
    227,771.36x = 39,972,072,794.30
  5. Step 5: Solve for x
    x = 39,972,072,794.30/227,771.36
  6. Step 6: Final answer
    x = 175,492.09

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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.