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Finding the Fourth Proportional to 15,449.80, 23,174.70 and 5,062.60

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Solution

The fourth proportional to 15,449.80, 23,174.70 and 5,062.60 is: 7,593.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,449.80 : 23,174.70 = 5,062.60 : x
  2. Step 2: Convert to fraction form
    15,449.80/23,174.70 = 5,062.60/x
  3. Step 3: Cross multiply
    15,449.80x = 23,174.70 × 5,062.60
  4. Step 4: Simplify right side
    15,449.80x = 117,324,236.22
  5. Step 5: Solve for x
    x = 117,324,236.22/15,449.80
  6. Step 6: Final answer
    x = 7,593.90

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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.