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Finding the Fourth Proportional to 8,818.84, 12,172.59 and 5,044.15

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Solution

The fourth proportional to 8,818.84, 12,172.59 and 5,044.15 is: 6,962.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,818.84 : 12,172.59 = 5,044.15 : x
  2. Step 2: Convert to fraction form
    8,818.84/12,172.59 = 5,044.15/x
  3. Step 3: Cross multiply
    8,818.84x = 12,172.59 × 5,044.15
  4. Step 4: Simplify right side
    8,818.84x = 61,400,369.85
  5. Step 5: Solve for x
    x = 61,400,369.85/8,818.84
  6. Step 6: Final answer
    x = 6,962.41

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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.