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Finding the Fourth Proportional to 16,381.01, 24,581.03 and 6,892.63

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Solution

The fourth proportional to 16,381.01, 24,581.03 and 6,892.63 is: 10,342.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,381.01 : 24,581.03 = 6,892.63 : x
  2. Step 2: Convert to fraction form
    16,381.01/24,581.03 = 6,892.63/x
  3. Step 3: Cross multiply
    16,381.01x = 24,581.03 × 6,892.63
  4. Step 4: Simplify right side
    16,381.01x = 169,427,883.36
  5. Step 5: Solve for x
    x = 169,427,883.36/16,381.01
  6. Step 6: Final answer
    x = 10,342.95

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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.