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Finding the Fourth Proportional to 73,960.56, 110,929.91 and 27,202.50

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Solution

The fourth proportional to 73,960.56, 110,929.91 and 27,202.50 is: 40,799.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,960.56 : 110,929.91 = 27,202.50 : x
  2. Step 2: Convert to fraction form
    73,960.56/110,929.91 = 27,202.50/x
  3. Step 3: Cross multiply
    73,960.56x = 110,929.91 × 27,202.50
  4. Step 4: Simplify right side
    73,960.56x = 3,017,570,740.76
  5. Step 5: Solve for x
    x = 3,017,570,740.76/73,960.56
  6. Step 6: Final answer
    x = 40,799.73

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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.