Home / 67,697.06-101,559.60-20,310.24

Finding the Fourth Proportional to 67,697.06, 101,559.60 and 20,310.24

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Solution

The fourth proportional to 67,697.06, 101,559.60 and 20,310.24 is: 30,469.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,697.06 : 101,559.60 = 20,310.24 : x
  2. Step 2: Convert to fraction form
    67,697.06/101,559.60 = 20,310.24/x
  3. Step 3: Cross multiply
    67,697.06x = 101,559.60 × 20,310.24
  4. Step 4: Simplify right side
    67,697.06x = 2,062,699,850.30
  5. Step 5: Solve for x
    x = 2,062,699,850.30/67,697.06
  6. Step 6: Final answer
    x = 30,469.56

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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.