Home / 111,786.10-167,621.55-41,629.30

Finding the Fourth Proportional to 111,786.10, 167,621.55 and 41,629.30

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Solution

The fourth proportional to 111,786.10, 167,621.55 and 41,629.30 is: 62,422.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,786.10 : 167,621.55 = 41,629.30 : x
  2. Step 2: Convert to fraction form
    111,786.10/167,621.55 = 41,629.30/x
  3. Step 3: Cross multiply
    111,786.10x = 167,621.55 × 41,629.30
  4. Step 4: Simplify right side
    111,786.10x = 6,977,967,791.42
  5. Step 5: Solve for x
    x = 6,977,967,791.42/111,786.10
  6. Step 6: Final answer
    x = 62,422.50

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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.