Home / 167,078.79-250,464.69-72,249.66

Finding the Fourth Proportional to 167,078.79, 250,464.69 and 72,249.66

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Solution

The fourth proportional to 167,078.79, 250,464.69 and 72,249.66 is: 108,308.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,078.79 : 250,464.69 = 72,249.66 : x
  2. Step 2: Convert to fraction form
    167,078.79/250,464.69 = 72,249.66/x
  3. Step 3: Cross multiply
    167,078.79x = 250,464.69 × 72,249.66
  4. Step 4: Simplify right side
    167,078.79x = 18,095,988,694.51
  5. Step 5: Solve for x
    x = 18,095,988,694.51/167,078.79
  6. Step 6: Final answer
    x = 108,308.11

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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.