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Finding the Fourth Proportional to 5,162.00, 7,123.59 and 2,804.15

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Solution

The fourth proportional to 5,162.00, 7,123.59 and 2,804.15 is: 3,869.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,162.00 : 7,123.59 = 2,804.15 : x
  2. Step 2: Convert to fraction form
    5,162.00/7,123.59 = 2,804.15/x
  3. Step 3: Cross multiply
    5,162.00x = 7,123.59 × 2,804.15
  4. Step 4: Simplify right side
    5,162.00x = 19,975,632.71
  5. Step 5: Solve for x
    x = 19,975,632.71/5,162.00
  6. Step 6: Final answer
    x = 3,869.75

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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.