Home / 110,786.21-152,884.18-60,485.21

Finding the Fourth Proportional to 110,786.21, 152,884.18 and 60,485.21

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Solution

The fourth proportional to 110,786.21, 152,884.18 and 60,485.21 is: 83,469.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,786.21 : 152,884.18 = 60,485.21 : x
  2. Step 2: Convert to fraction form
    110,786.21/152,884.18 = 60,485.21/x
  3. Step 3: Cross multiply
    110,786.21x = 152,884.18 × 60,485.21
  4. Step 4: Simplify right side
    110,786.21x = 9,247,231,732.98
  5. Step 5: Solve for x
    x = 9,247,231,732.98/110,786.21
  6. Step 6: Final answer
    x = 83,469.16

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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.