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Finding the Fourth Proportional to 73,633.56, 110,442.11 and 20,329.54

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Solution

The fourth proportional to 73,633.56, 110,442.11 and 20,329.54 is: 30,492.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,633.56 : 110,442.11 = 20,329.54 : x
  2. Step 2: Convert to fraction form
    73,633.56/110,442.11 = 20,329.54/x
  3. Step 3: Cross multiply
    73,633.56x = 110,442.11 × 20,329.54
  4. Step 4: Simplify right side
    73,633.56x = 2,245,237,292.93
  5. Step 5: Solve for x
    x = 2,245,237,292.93/73,633.56
  6. Step 6: Final answer
    x = 30,492.04

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1.5x scale

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.