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Finding the Fourth Proportional to 23,651.30, 35,446.80 and 12,563.30

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Solution

The fourth proportional to 23,651.30, 35,446.80 and 12,563.30 is: 18,828.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,651.30 : 35,446.80 = 12,563.30 : x
  2. Step 2: Convert to fraction form
    23,651.30/35,446.80 = 12,563.30/x
  3. Step 3: Cross multiply
    23,651.30x = 35,446.80 × 12,563.30
  4. Step 4: Simplify right side
    23,651.30x = 445,328,782.44
  5. Step 5: Solve for x
    x = 445,328,782.44/23,651.30
  6. Step 6: Final answer
    x = 18,828.93

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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.