Home / 168,933.45-233,112.33-100,936.88

Finding the Fourth Proportional to 168,933.45, 233,112.33 and 100,936.88

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Solution

The fourth proportional to 168,933.45, 233,112.33 and 100,936.88 is: 139,283.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,933.45 : 233,112.33 = 100,936.88 : x
  2. Step 2: Convert to fraction form
    168,933.45/233,112.33 = 100,936.88/x
  3. Step 3: Cross multiply
    168,933.45x = 233,112.33 × 100,936.88
  4. Step 4: Simplify right side
    168,933.45x = 23,529,632,299.60
  5. Step 5: Solve for x
    x = 23,529,632,299.60/168,933.45
  6. Step 6: Final answer
    x = 139,283.44

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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.