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Finding the Fourth Proportional to 18,224.60, 24,985.92 and 17,892.44

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Solution

The fourth proportional to 18,224.60, 24,985.92 and 17,892.44 is: 24,530.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,224.60 : 24,985.92 = 17,892.44 : x
  2. Step 2: Convert to fraction form
    18,224.60/24,985.92 = 17,892.44/x
  3. Step 3: Cross multiply
    18,224.60x = 24,985.92 × 17,892.44
  4. Step 4: Simplify right side
    18,224.60x = 447,059,150.21
  5. Step 5: Solve for x
    x = 447,059,150.21/18,224.60
  6. Step 6: Final answer
    x = 24,530.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.