Home / 167,370.81-251,072.76-55,005.48

Finding the Fourth Proportional to 167,370.81, 251,072.76 and 55,005.48

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Solution

The fourth proportional to 167,370.81, 251,072.76 and 55,005.48 is: 82,513.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,370.81 : 251,072.76 = 55,005.48 : x
  2. Step 2: Convert to fraction form
    167,370.81/251,072.76 = 55,005.48/x
  3. Step 3: Cross multiply
    167,370.81x = 251,072.76 × 55,005.48
  4. Step 4: Simplify right side
    167,370.81x = 13,810,377,885.00
  5. Step 5: Solve for x
    x = 13,810,377,885.00/167,370.81
  6. Step 6: Final answer
    x = 82,513.66

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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.