Home / 214,936.78-296,563.37-133,338.45

Finding the Fourth Proportional to 214,936.78, 296,563.37 and 133,338.45

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Solution

The fourth proportional to 214,936.78, 296,563.37 and 133,338.45 is: 183,976.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,936.78 : 296,563.37 = 133,338.45 : x
  2. Step 2: Convert to fraction form
    214,936.78/296,563.37 = 133,338.45/x
  3. Step 3: Cross multiply
    214,936.78x = 296,563.37 × 133,338.45
  4. Step 4: Simplify right side
    214,936.78x = 39,543,300,082.58
  5. Step 5: Solve for x
    x = 39,543,300,082.58/214,936.78
  6. Step 6: Final answer
    x = 183,976.42

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1.5x scale

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.