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Finding the Fourth Proportional to 16,481.10, 22,735.17 and 12,495.63

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Solution

The fourth proportional to 16,481.10, 22,735.17 and 12,495.63 is: 17,237.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,481.10 : 22,735.17 = 12,495.63 : x
  2. Step 2: Convert to fraction form
    16,481.10/22,735.17 = 12,495.63/x
  3. Step 3: Cross multiply
    16,481.10x = 22,735.17 × 12,495.63
  4. Step 4: Simplify right side
    16,481.10x = 284,090,272.31
  5. Step 5: Solve for x
    x = 284,090,272.31/16,481.10
  6. Step 6: Final answer
    x = 17,237.34

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1.5x scale

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.