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Finding the Fourth Proportional to 24,561.12, 36,828.12 and 8,763.60

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Solution

The fourth proportional to 24,561.12, 36,828.12 and 8,763.60 is: 13,140.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,561.12 : 36,828.12 = 8,763.60 : x
  2. Step 2: Convert to fraction form
    24,561.12/36,828.12 = 8,763.60/x
  3. Step 3: Cross multiply
    24,561.12x = 36,828.12 × 8,763.60
  4. Step 4: Simplify right side
    24,561.12x = 322,746,912.43
  5. Step 5: Solve for x
    x = 322,746,912.43/24,561.12
  6. Step 6: Final answer
    x = 13,140.56

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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.