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Finding the Fourth Proportional to 10,456.63, 14,431.04 and 5,741.76

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Solution

The fourth proportional to 10,456.63, 14,431.04 and 5,741.76 is: 7,924.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,456.63 : 14,431.04 = 5,741.76 : x
  2. Step 2: Convert to fraction form
    10,456.63/14,431.04 = 5,741.76/x
  3. Step 3: Cross multiply
    10,456.63x = 14,431.04 × 5,741.76
  4. Step 4: Simplify right side
    10,456.63x = 82,859,568.23
  5. Step 5: Solve for x
    x = 82,859,568.23/10,456.63
  6. Step 6: Final answer
    x = 7,924.12

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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.