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Finding the Fourth Proportional to 14,897.65, 20,559.24 and 8,183.75

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Solution

The fourth proportional to 14,897.65, 20,559.24 and 8,183.75 is: 11,293.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,897.65 : 20,559.24 = 8,183.75 : x
  2. Step 2: Convert to fraction form
    14,897.65/20,559.24 = 8,183.75/x
  3. Step 3: Cross multiply
    14,897.65x = 20,559.24 × 8,183.75
  4. Step 4: Simplify right side
    14,897.65x = 168,251,629.48
  5. Step 5: Solve for x
    x = 168,251,629.48/14,897.65
  6. Step 6: Final answer
    x = 11,293.84

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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.