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Finding the Fourth Proportional to 16,039.97, 24,059.96 and 8,647.91

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Solution

The fourth proportional to 16,039.97, 24,059.96 and 8,647.91 is: 12,971.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,039.97 : 24,059.96 = 8,647.91 : x
  2. Step 2: Convert to fraction form
    16,039.97/24,059.96 = 8,647.91/x
  3. Step 3: Cross multiply
    16,039.97x = 24,059.96 × 8,647.91
  4. Step 4: Simplify right side
    16,039.97x = 208,068,205.14
  5. Step 5: Solve for x
    x = 208,068,205.14/16,039.97
  6. Step 6: Final answer
    x = 12,971.86

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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.