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Finding the Fourth Proportional to 29,673.50, 40,954.02 and 16,926.72

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Solution

The fourth proportional to 29,673.50, 40,954.02 and 16,926.72 is: 23,361.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,673.50 : 40,954.02 = 16,926.72 : x
  2. Step 2: Convert to fraction form
    29,673.50/40,954.02 = 16,926.72/x
  3. Step 3: Cross multiply
    29,673.50x = 40,954.02 × 16,926.72
  4. Step 4: Simplify right side
    29,673.50x = 693,217,229.41
  5. Step 5: Solve for x
    x = 693,217,229.41/29,673.50
  6. Step 6: Final answer
    x = 23,361.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.