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Finding the Fourth Proportional to 8,813.50, 12,162.41 and 5,036.43

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Solution

The fourth proportional to 8,813.50, 12,162.41 and 5,036.43 is: 6,950.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,813.50 : 12,162.41 = 5,036.43 : x
  2. Step 2: Convert to fraction form
    8,813.50/12,162.41 = 5,036.43/x
  3. Step 3: Cross multiply
    8,813.50x = 12,162.41 × 5,036.43
  4. Step 4: Simplify right side
    8,813.50x = 61,255,065.78
  5. Step 5: Solve for x
    x = 61,255,065.78/8,813.50
  6. Step 6: Final answer
    x = 6,950.14

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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.