Home / 100,321.92-150,475.20-37,112.33

Finding the Fourth Proportional to 100,321.92, 150,475.20 and 37,112.33

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Solution

The fourth proportional to 100,321.92, 150,475.20 and 37,112.33 is: 55,665.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,321.92 : 150,475.20 = 37,112.33 : x
  2. Step 2: Convert to fraction form
    100,321.92/150,475.20 = 37,112.33/x
  3. Step 3: Cross multiply
    100,321.92x = 150,475.20 × 37,112.33
  4. Step 4: Simplify right side
    100,321.92x = 5,584,484,526.84
  5. Step 5: Solve for x
    x = 5,584,484,526.84/100,321.92
  6. Step 6: Final answer
    x = 55,665.65

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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.