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Finding the Fourth Proportional to 8,900.08, 12,282.44 and 5,756.27

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Solution

The fourth proportional to 8,900.08, 12,282.44 and 5,756.27 is: 7,943.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,900.08 : 12,282.44 = 5,756.27 : x
  2. Step 2: Convert to fraction form
    8,900.08/12,282.44 = 5,756.27/x
  3. Step 3: Cross multiply
    8,900.08x = 12,282.44 × 5,756.27
  4. Step 4: Simplify right side
    8,900.08x = 70,700,950.71
  5. Step 5: Solve for x
    x = 70,700,950.71/8,900.08
  6. Step 6: Final answer
    x = 7,943.86

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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.