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Finding the Fourth Proportional to 41,105.80, 57,416.90 and 41,105.80

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Solution

The fourth proportional to 41,105.80, 57,416.90 and 41,105.80 is: 57,416.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,105.80 : 57,416.90 = 41,105.80 : x
  2. Step 2: Convert to fraction form
    41,105.80/57,416.90 = 41,105.80/x
  3. Step 3: Cross multiply
    41,105.80x = 57,416.90 × 41,105.80
  4. Step 4: Simplify right side
    41,105.80x = 2,360,167,608.02
  5. Step 5: Solve for x
    x = 2,360,167,608.02/41,105.80
  6. Step 6: Final answer
    x = 57,416.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.