Home / 167,820.32-251,730.66-118,122.23

Finding the Fourth Proportional to 167,820.32, 251,730.66 and 118,122.23

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Solution

The fourth proportional to 167,820.32, 251,730.66 and 118,122.23 is: 177,183.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,820.32 : 251,730.66 = 118,122.23 : x
  2. Step 2: Convert to fraction form
    167,820.32/251,730.66 = 118,122.23/x
  3. Step 3: Cross multiply
    167,820.32x = 251,730.66 × 118,122.23
  4. Step 4: Simplify right side
    167,820.32x = 29,734,986,918.57
  5. Step 5: Solve for x
    x = 29,734,986,918.57/167,820.32
  6. Step 6: Final answer
    x = 177,183.47

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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.