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Finding the Fourth Proportional to 5,899.89, 8,142.27 and 4,368.33

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Solution

The fourth proportional to 5,899.89, 8,142.27 and 4,368.33 is: 6,028.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,899.89 : 8,142.27 = 4,368.33 : x
  2. Step 2: Convert to fraction form
    5,899.89/8,142.27 = 4,368.33/x
  3. Step 3: Cross multiply
    5,899.89x = 8,142.27 × 4,368.33
  4. Step 4: Simplify right side
    5,899.89x = 35,568,130.50
  5. Step 5: Solve for x
    x = 35,568,130.50/5,899.89
  6. Step 6: Final answer
    x = 6,028.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.