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Finding the Fourth Proportional to 73,101.44, 109,654.24 and 23,181.76

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Solution

The fourth proportional to 73,101.44, 109,654.24 and 23,181.76 is: 34,773.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,101.44 : 109,654.24 = 23,181.76 : x
  2. Step 2: Convert to fraction form
    73,101.44/109,654.24 = 23,181.76/x
  3. Step 3: Cross multiply
    73,101.44x = 109,654.24 × 23,181.76
  4. Step 4: Simplify right side
    73,101.44x = 2,541,978,274.66
  5. Step 5: Solve for x
    x = 2,541,978,274.66/73,101.44
  6. Step 6: Final answer
    x = 34,773.30

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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.