Home / 222,768.38-334,042-70,945.68

Finding the Fourth Proportional to 222,768.38, 334,042 and 70,945.68

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Solution

The fourth proportional to 222,768.38, 334,042 and 70,945.68 is: 106,383.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,768.38 : 334,042 = 70,945.68 : x
  2. Step 2: Convert to fraction form
    222,768.38/334,042 = 70,945.68/x
  3. Step 3: Cross multiply
    222,768.38x = 334,042 × 70,945.68
  4. Step 4: Simplify right side
    222,768.38x = 23,698,836,838.56
  5. Step 5: Solve for x
    x = 23,698,836,838.56/222,768.38
  6. Step 6: Final answer
    x = 106,383.31

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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.