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Finding the Fourth Proportional to 73,958.34, 102,069.65 and 43,753.37

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Solution

The fourth proportional to 73,958.34, 102,069.65 and 43,753.37 is: 60,383.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,958.34 : 102,069.65 = 43,753.37 : x
  2. Step 2: Convert to fraction form
    73,958.34/102,069.65 = 43,753.37/x
  3. Step 3: Cross multiply
    73,958.34x = 102,069.65 × 43,753.37
  4. Step 4: Simplify right side
    73,958.34x = 4,465,890,897.90
  5. Step 5: Solve for x
    x = 4,465,890,897.90/73,958.34
  6. Step 6: Final answer
    x = 60,383.87

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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.