Home / 111,933.20-167,899.80-110,896.40

Finding the Fourth Proportional to 111,933.20, 167,899.80 and 110,896.40

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Solution

The fourth proportional to 111,933.20, 167,899.80 and 110,896.40 is: 166,344.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,933.20 : 167,899.80 = 110,896.40 : x
  2. Step 2: Convert to fraction form
    111,933.20/167,899.80 = 110,896.40/x
  3. Step 3: Cross multiply
    111,933.20x = 167,899.80 × 110,896.40
  4. Step 4: Simplify right side
    111,933.20x = 18,619,483,380.72
  5. Step 5: Solve for x
    x = 18,619,483,380.72/111,933.20
  6. Step 6: Final answer
    x = 166,344.60

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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.