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Finding the Fourth Proportional to 82,843.70, 124,233.15 and 30,226.10

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Solution

The fourth proportional to 82,843.70, 124,233.15 and 30,226.10 is: 45,327.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,843.70 : 124,233.15 = 30,226.10 : x
  2. Step 2: Convert to fraction form
    82,843.70/124,233.15 = 30,226.10/x
  3. Step 3: Cross multiply
    82,843.70x = 124,233.15 × 30,226.10
  4. Step 4: Simplify right side
    82,843.70x = 3,755,083,615.22
  5. Step 5: Solve for x
    x = 3,755,083,615.22/82,843.70
  6. Step 6: Final answer
    x = 45,327.33

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.