Home / 111,786.44-167,516.64-51,833.25

Finding the Fourth Proportional to 111,786.44, 167,516.64 and 51,833.25

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Solution

The fourth proportional to 111,786.44, 167,516.64 and 51,833.25 is: 77,674.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,786.44 : 167,516.64 = 51,833.25 : x
  2. Step 2: Convert to fraction form
    111,786.44/167,516.64 = 51,833.25/x
  3. Step 3: Cross multiply
    111,786.44x = 167,516.64 × 51,833.25
  4. Step 4: Simplify right side
    111,786.44x = 8,682,931,880.28
  5. Step 5: Solve for x
    x = 8,682,931,880.28/111,786.44
  6. Step 6: Final answer
    x = 77,674.29

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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.