Home / 100,180.33-150,255.78-37,836.25

Finding the Fourth Proportional to 100,180.33, 150,255.78 and 37,836.25

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Solution

The fourth proportional to 100,180.33, 150,255.78 and 37,836.25 is: 56,748.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,180.33 : 150,255.78 = 37,836.25 : x
  2. Step 2: Convert to fraction form
    100,180.33/150,255.78 = 37,836.25/x
  3. Step 3: Cross multiply
    100,180.33x = 150,255.78 × 37,836.25
  4. Step 4: Simplify right side
    100,180.33x = 5,685,115,256.03
  5. Step 5: Solve for x
    x = 5,685,115,256.03/100,180.33
  6. Step 6: Final answer
    x = 56,748.82

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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.