Home / 229,964.05-317,360.82-127,996.03

Finding the Fourth Proportional to 229,964.05, 317,360.82 and 127,996.03

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Solution

The fourth proportional to 229,964.05, 317,360.82 and 127,996.03 is: 176,640.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,964.05 : 317,360.82 = 127,996.03 : x
  2. Step 2: Convert to fraction form
    229,964.05/317,360.82 = 127,996.03/x
  3. Step 3: Cross multiply
    229,964.05x = 317,360.82 × 127,996.03
  4. Step 4: Simplify right side
    229,964.05x = 40,620,923,450.74
  5. Step 5: Solve for x
    x = 40,620,923,450.74/229,964.05
  6. Step 6: Final answer
    x = 176,640.32

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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.