Home / 100,278.06-150,416.01-41,100.54

Finding the Fourth Proportional to 100,278.06, 150,416.01 and 41,100.54

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Solution

The fourth proportional to 100,278.06, 150,416.01 and 41,100.54 is: 61,650.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,278.06 : 150,416.01 = 41,100.54 : x
  2. Step 2: Convert to fraction form
    100,278.06/150,416.01 = 41,100.54/x
  3. Step 3: Cross multiply
    100,278.06x = 150,416.01 × 41,100.54
  4. Step 4: Simplify right side
    100,278.06x = 6,182,179,235.65
  5. Step 5: Solve for x
    x = 6,182,179,235.65/100,278.06
  6. Step 6: Final answer
    x = 61,650.37

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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.