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Finding the Fourth Proportional to 40,163.70, 60,250.84 and 14,859.78

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Solution

The fourth proportional to 40,163.70, 60,250.84 and 14,859.78 is: 22,291.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,163.70 : 60,250.84 = 14,859.78 : x
  2. Step 2: Convert to fraction form
    40,163.70/60,250.84 = 14,859.78/x
  3. Step 3: Cross multiply
    40,163.70x = 60,250.84 × 14,859.78
  4. Step 4: Simplify right side
    40,163.70x = 895,314,227.22
  5. Step 5: Solve for x
    x = 895,314,227.22/40,163.70
  6. Step 6: Final answer
    x = 22,291.63

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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.