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Finding the Fourth Proportional to 10,369.51, 14,310.20 and 5,654.09

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Solution

The fourth proportional to 10,369.51, 14,310.20 and 5,654.09 is: 7,802.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,369.51 : 14,310.20 = 5,654.09 : x
  2. Step 2: Convert to fraction form
    10,369.51/14,310.20 = 5,654.09/x
  3. Step 3: Cross multiply
    10,369.51x = 14,310.20 × 5,654.09
  4. Step 4: Simplify right side
    10,369.51x = 80,911,158.72
  5. Step 5: Solve for x
    x = 80,911,158.72/10,369.51
  6. Step 6: Final answer
    x = 7,802.79

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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.