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Finding the Fourth Proportional to 73,420.83, 101,327.90 and 41,160.96

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Solution

The fourth proportional to 73,420.83, 101,327.90 and 41,160.96 is: 56,806.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,420.83 : 101,327.90 = 41,160.96 : x
  2. Step 2: Convert to fraction form
    73,420.83/101,327.90 = 41,160.96/x
  3. Step 3: Cross multiply
    73,420.83x = 101,327.90 × 41,160.96
  4. Step 4: Simplify right side
    73,420.83x = 4,170,753,432.98
  5. Step 5: Solve for x
    x = 4,170,753,432.98/73,420.83
  6. Step 6: Final answer
    x = 56,806.13

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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.