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Finding the Fourth Proportional to 8,821.50, 12,173.67 and 5,095.50

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Solution

The fourth proportional to 8,821.50, 12,173.67 and 5,095.50 is: 7,031.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,821.50 : 12,173.67 = 5,095.50 : x
  2. Step 2: Convert to fraction form
    8,821.50/12,173.67 = 5,095.50/x
  3. Step 3: Cross multiply
    8,821.50x = 12,173.67 × 5,095.50
  4. Step 4: Simplify right side
    8,821.50x = 62,030,935.49
  5. Step 5: Solve for x
    x = 62,030,935.49/8,821.50
  6. Step 6: Final answer
    x = 7,031.79

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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.