Home / 100,365.38-150,555.37-33,805.52

Finding the Fourth Proportional to 100,365.38, 150,555.37 and 33,805.52

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Solution

The fourth proportional to 100,365.38, 150,555.37 and 33,805.52 is: 50,710.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,365.38 : 150,555.37 = 33,805.52 : x
  2. Step 2: Convert to fraction form
    100,365.38/150,555.37 = 33,805.52/x
  3. Step 3: Cross multiply
    100,365.38x = 150,555.37 × 33,805.52
  4. Step 4: Simplify right side
    100,365.38x = 5,089,602,571.64
  5. Step 5: Solve for x
    x = 5,089,602,571.64/100,365.38
  6. Step 6: Final answer
    x = 50,710.74

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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.