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Finding the Fourth Proportional to 8,059.88, 12,088.40 and 2,136.83

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Solution

The fourth proportional to 8,059.88, 12,088.40 and 2,136.83 is: 3,204.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,059.88 : 12,088.40 = 2,136.83 : x
  2. Step 2: Convert to fraction form
    8,059.88/12,088.40 = 2,136.83/x
  3. Step 3: Cross multiply
    8,059.88x = 12,088.40 × 2,136.83
  4. Step 4: Simplify right side
    8,059.88x = 25,830,845.09
  5. Step 5: Solve for x
    x = 25,830,845.09/8,059.88
  6. Step 6: Final answer
    x = 3,204.87

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Double scale
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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.