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Finding the Fourth Proportional to 8,010.99, 12,017.73 and 3,850.22

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Solution

The fourth proportional to 8,010.99, 12,017.73 and 3,850.22 is: 5,775.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,010.99 : 12,017.73 = 3,850.22 : x
  2. Step 2: Convert to fraction form
    8,010.99/12,017.73 = 3,850.22/x
  3. Step 3: Cross multiply
    8,010.99x = 12,017.73 × 3,850.22
  4. Step 4: Simplify right side
    8,010.99x = 46,270,904.40
  5. Step 5: Solve for x
    x = 46,270,904.40/8,010.99
  6. Step 6: Final answer
    x = 5,775.93

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Double scale
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Similar ratio
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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.