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Finding the Fourth Proportional to 14,183.57, 19,572.56 and 7,808.92

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Solution

The fourth proportional to 14,183.57, 19,572.56 and 7,808.92 is: 10,775.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,183.57 : 19,572.56 = 7,808.92 : x
  2. Step 2: Convert to fraction form
    14,183.57/19,572.56 = 7,808.92/x
  3. Step 3: Cross multiply
    14,183.57x = 19,572.56 × 7,808.92
  4. Step 4: Simplify right side
    14,183.57x = 152,840,555.24
  5. Step 5: Solve for x
    x = 152,840,555.24/14,183.57
  6. Step 6: Final answer
    x = 10,775.89

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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.