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Finding the Fourth Proportional to 50,635.44, 69,859.80 and 29,406.96

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Solution

The fourth proportional to 50,635.44, 69,859.80 and 29,406.96 is: 40,571.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,635.44 : 69,859.80 = 29,406.96 : x
  2. Step 2: Convert to fraction form
    50,635.44/69,859.80 = 29,406.96/x
  3. Step 3: Cross multiply
    50,635.44x = 69,859.80 × 29,406.96
  4. Step 4: Simplify right side
    50,635.44x = 2,054,364,344.21
  5. Step 5: Solve for x
    x = 2,054,364,344.21/50,635.44
  6. Step 6: Final answer
    x = 40,571.67

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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.