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Finding the Fourth Proportional to 16,504.94, 24,761.51 and 8,188.86

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Solution

The fourth proportional to 16,504.94, 24,761.51 and 8,188.86 is: 12,285.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,504.94 : 24,761.51 = 8,188.86 : x
  2. Step 2: Convert to fraction form
    16,504.94/24,761.51 = 8,188.86/x
  3. Step 3: Cross multiply
    16,504.94x = 24,761.51 × 8,188.86
  4. Step 4: Simplify right side
    16,504.94x = 202,768,538.78
  5. Step 5: Solve for x
    x = 202,768,538.78/16,504.94
  6. Step 6: Final answer
    x = 12,285.32

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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.