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Finding the Fourth Proportional to 36,234.81, 49,978.75 and 35,015.56

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Solution

The fourth proportional to 36,234.81, 49,978.75 and 35,015.56 is: 48,297.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,234.81 : 49,978.75 = 35,015.56 : x
  2. Step 2: Convert to fraction form
    36,234.81/49,978.75 = 35,015.56/x
  3. Step 3: Cross multiply
    36,234.81x = 49,978.75 × 35,015.56
  4. Step 4: Simplify right side
    36,234.81x = 1,750,033,894.28
  5. Step 5: Solve for x
    x = 1,750,033,894.28/36,234.81
  6. Step 6: Final answer
    x = 48,297.03

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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.