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Finding the Fourth Proportional to 41,993.80, 57,954.12 and 23,130.96

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Solution

The fourth proportional to 41,993.80, 57,954.12 and 23,130.96 is: 31,922.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,993.80 : 57,954.12 = 23,130.96 : x
  2. Step 2: Convert to fraction form
    41,993.80/57,954.12 = 23,130.96/x
  3. Step 3: Cross multiply
    41,993.80x = 57,954.12 × 23,130.96
  4. Step 4: Simplify right side
    41,993.80x = 1,340,534,431.56
  5. Step 5: Solve for x
    x = 1,340,534,431.56/41,993.80
  6. Step 6: Final answer
    x = 31,922.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.