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Finding the Fourth Proportional to 11,631.48, 16,051.10 and 6,326.16

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Solution

The fourth proportional to 11,631.48, 16,051.10 and 6,326.16 is: 8,729.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,631.48 : 16,051.10 = 6,326.16 : x
  2. Step 2: Convert to fraction form
    11,631.48/16,051.10 = 6,326.16/x
  3. Step 3: Cross multiply
    11,631.48x = 16,051.10 × 6,326.16
  4. Step 4: Simplify right side
    11,631.48x = 101,541,795.15
  5. Step 5: Solve for x
    x = 101,541,795.15/11,631.48
  6. Step 6: Final answer
    x = 8,729.91

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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.