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Finding the Fourth Proportional to 15,212.46, 22,763.22 and 8,975.46

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Solution

The fourth proportional to 15,212.46, 22,763.22 and 8,975.46 is: 13,430.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,212.46 : 22,763.22 = 8,975.46 : x
  2. Step 2: Convert to fraction form
    15,212.46/22,763.22 = 8,975.46/x
  3. Step 3: Cross multiply
    15,212.46x = 22,763.22 × 8,975.46
  4. Step 4: Simplify right side
    15,212.46x = 204,310,370.58
  5. Step 5: Solve for x
    x = 204,310,370.58/15,212.46
  6. Step 6: Final answer
    x = 13,430.46

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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.