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Finding the Fourth Proportional to 11,870.85, 16,383.05 and 7,333.26

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Solution

The fourth proportional to 11,870.85, 16,383.05 and 7,333.26 is: 10,120.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,870.85 : 16,383.05 = 7,333.26 : x
  2. Step 2: Convert to fraction form
    11,870.85/16,383.05 = 7,333.26/x
  3. Step 3: Cross multiply
    11,870.85x = 16,383.05 × 7,333.26
  4. Step 4: Simplify right side
    11,870.85x = 120,141,128.58
  5. Step 5: Solve for x
    x = 120,141,128.58/11,870.85
  6. Step 6: Final answer
    x = 10,120.68

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