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Finding the Fourth Proportional to 14,704.13, 22,099.94 and 6,918.41

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Solution

The fourth proportional to 14,704.13, 22,099.94 and 6,918.41 is: 10,398.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,704.13 : 22,099.94 = 6,918.41 : x
  2. Step 2: Convert to fraction form
    14,704.13/22,099.94 = 6,918.41/x
  3. Step 3: Cross multiply
    14,704.13x = 22,099.94 × 6,918.41
  4. Step 4: Simplify right side
    14,704.13x = 152,896,445.90
  5. Step 5: Solve for x
    x = 152,896,445.90/14,704.13
  6. Step 6: Final answer
    x = 10,398.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.