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Finding the Fourth Proportional to 73,697.80, 110,546.70 and 29,324.94

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Solution

The fourth proportional to 73,697.80, 110,546.70 and 29,324.94 is: 43,987.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,697.80 : 110,546.70 = 29,324.94 : x
  2. Step 2: Convert to fraction form
    73,697.80/110,546.70 = 29,324.94/x
  3. Step 3: Cross multiply
    73,697.80x = 110,546.70 × 29,324.94
  4. Step 4: Simplify right side
    73,697.80x = 3,241,774,902.66
  5. Step 5: Solve for x
    x = 3,241,774,902.66/73,697.80
  6. Step 6: Final answer
    x = 43,987.40

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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.