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Finding the Fourth Proportional to 16,375.92, 24,563.88 and 14,120.88

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Solution

The fourth proportional to 16,375.92, 24,563.88 and 14,120.88 is: 21,181.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,375.92 : 24,563.88 = 14,120.88 : x
  2. Step 2: Convert to fraction form
    16,375.92/24,563.88 = 14,120.88/x
  3. Step 3: Cross multiply
    16,375.92x = 24,563.88 × 14,120.88
  4. Step 4: Simplify right side
    16,375.92x = 346,863,601.81
  5. Step 5: Solve for x
    x = 346,863,601.81/16,375.92
  6. Step 6: Final answer
    x = 21,181.32

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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.