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Finding the Fourth Proportional to 10,369.58, 14,309.98 and 5,653.86

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Solution

The fourth proportional to 10,369.58, 14,309.98 and 5,653.86 is: 7,802.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,369.58 : 14,309.98 = 5,653.86 : x
  2. Step 2: Convert to fraction form
    10,369.58/14,309.98 = 5,653.86/x
  3. Step 3: Cross multiply
    10,369.58x = 14,309.98 × 5,653.86
  4. Step 4: Simplify right side
    10,369.58x = 80,906,555.73
  5. Step 5: Solve for x
    x = 80,906,555.73/10,369.58
  6. Step 6: Final answer
    x = 7,802.30

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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.