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Finding the Fourth Proportional to 16,922.94, 25,384.41 and 4,610.94

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Solution

The fourth proportional to 16,922.94, 25,384.41 and 4,610.94 is: 6,916.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,922.94 : 25,384.41 = 4,610.94 : x
  2. Step 2: Convert to fraction form
    16,922.94/25,384.41 = 4,610.94/x
  3. Step 3: Cross multiply
    16,922.94x = 25,384.41 × 4,610.94
  4. Step 4: Simplify right side
    16,922.94x = 117,045,991.45
  5. Step 5: Solve for x
    x = 117,045,991.45/16,922.94
  6. Step 6: Final answer
    x = 6,916.41

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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.