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Finding the Fourth Proportional to 73,450.80, 110,164.32 and 29,064.96

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Solution

The fourth proportional to 73,450.80, 110,164.32 and 29,064.96 is: 43,592.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,450.80 : 110,164.32 = 29,064.96 : x
  2. Step 2: Convert to fraction form
    73,450.80/110,164.32 = 29,064.96/x
  3. Step 3: Cross multiply
    73,450.80x = 110,164.32 × 29,064.96
  4. Step 4: Simplify right side
    73,450.80x = 3,201,921,554.23
  5. Step 5: Solve for x
    x = 3,201,921,554.23/73,450.80
  6. Step 6: Final answer
    x = 43,592.74

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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.