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Finding the Fourth Proportional to 24,546.50, 36,986.84 and 21,861.05

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Solution

The fourth proportional to 24,546.50, 36,986.84 and 21,861.05 is: 32,940.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,546.50 : 36,986.84 = 21,861.05 : x
  2. Step 2: Convert to fraction form
    24,546.50/36,986.84 = 21,861.05/x
  3. Step 3: Cross multiply
    24,546.50x = 36,986.84 × 21,861.05
  4. Step 4: Simplify right side
    24,546.50x = 808,571,158.58
  5. Step 5: Solve for x
    x = 808,571,158.58/24,546.50
  6. Step 6: Final answer
    x = 32,940.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.