Home / 167,078.16-250,558.86-67,212.42

Finding the Fourth Proportional to 167,078.16, 250,558.86 and 67,212.42

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Solution

The fourth proportional to 167,078.16, 250,558.86 and 67,212.42 is: 100,795.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,078.16 : 250,558.86 = 67,212.42 : x
  2. Step 2: Convert to fraction form
    167,078.16/250,558.86 = 67,212.42/x
  3. Step 3: Cross multiply
    167,078.16x = 250,558.86 × 67,212.42
  4. Step 4: Simplify right side
    167,078.16x = 16,840,667,333.04
  5. Step 5: Solve for x
    x = 16,840,667,333.04/167,078.16
  6. Step 6: Final answer
    x = 100,795.14

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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.