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Finding the Fourth Proportional to 18,004.68, 24,832.17 and 10,930.95

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Solution

The fourth proportional to 18,004.68, 24,832.17 and 10,930.95 is: 15,076.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,004.68 : 24,832.17 = 10,930.95 : x
  2. Step 2: Convert to fraction form
    18,004.68/24,832.17 = 10,930.95/x
  3. Step 3: Cross multiply
    18,004.68x = 24,832.17 × 10,930.95
  4. Step 4: Simplify right side
    18,004.68x = 271,439,208.66
  5. Step 5: Solve for x
    x = 271,439,208.66/18,004.68
  6. Step 6: Final answer
    x = 15,076.04

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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.