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Finding the Fourth Proportional to 168,213.93, 252,361.44 and 63,033.81

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Solution

The fourth proportional to 168,213.93, 252,361.44 and 63,033.81 is: 94,565.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,213.93 : 252,361.44 = 63,033.81 : x
  2. Step 2: Convert to fraction form
    168,213.93/252,361.44 = 63,033.81/x
  3. Step 3: Cross multiply
    168,213.93x = 252,361.44 × 63,033.81
  4. Step 4: Simplify right side
    168,213.93x = 15,907,303,060.29
  5. Step 5: Solve for x
    x = 15,907,303,060.29/168,213.93
  6. Step 6: Final answer
    x = 94,565.91

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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.