Home / 167,860.23-251,698.31-66,555.66

Finding the Fourth Proportional to 167,860.23, 251,698.31 and 66,555.66

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Solution

The fourth proportional to 167,860.23, 251,698.31 and 66,555.66 is: 99,797.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,860.23 : 251,698.31 = 66,555.66 : x
  2. Step 2: Convert to fraction form
    167,860.23/251,698.31 = 66,555.66/x
  3. Step 3: Cross multiply
    167,860.23x = 251,698.31 × 66,555.66
  4. Step 4: Simplify right side
    167,860.23x = 16,751,947,142.93
  5. Step 5: Solve for x
    x = 16,751,947,142.93/167,860.23
  6. Step 6: Final answer
    x = 99,797.00

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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.