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Finding the Fourth Proportional to 40,376.40, 60,564.60 and 29,230.80

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Solution

The fourth proportional to 40,376.40, 60,564.60 and 29,230.80 is: 43,846.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,376.40 : 60,564.60 = 29,230.80 : x
  2. Step 2: Convert to fraction form
    40,376.40/60,564.60 = 29,230.80/x
  3. Step 3: Cross multiply
    40,376.40x = 60,564.60 × 29,230.80
  4. Step 4: Simplify right side
    40,376.40x = 1,770,351,709.68
  5. Step 5: Solve for x
    x = 1,770,351,709.68/40,376.40
  6. Step 6: Final answer
    x = 43,846.20

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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.