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Finding the Fourth Proportional to 8,028.65, 12,041.75 and 2,185.71

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Solution

The fourth proportional to 8,028.65, 12,041.75 and 2,185.71 is: 3,278.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,028.65 : 12,041.75 = 2,185.71 : x
  2. Step 2: Convert to fraction form
    8,028.65/12,041.75 = 2,185.71/x
  3. Step 3: Cross multiply
    8,028.65x = 12,041.75 × 2,185.71
  4. Step 4: Simplify right side
    8,028.65x = 26,319,762.46
  5. Step 5: Solve for x
    x = 26,319,762.46/8,028.65
  6. Step 6: Final answer
    x = 3,278.23

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.