Home / 167,930.46-251,954.01-74,501.82

Finding the Fourth Proportional to 167,930.46, 251,954.01 and 74,501.82

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Solution

The fourth proportional to 167,930.46, 251,954.01 and 74,501.82 is: 111,778.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,930.46 : 251,954.01 = 74,501.82 : x
  2. Step 2: Convert to fraction form
    167,930.46/251,954.01 = 74,501.82/x
  3. Step 3: Cross multiply
    167,930.46x = 251,954.01 × 74,501.82
  4. Step 4: Simplify right side
    167,930.46x = 18,771,032,301.30
  5. Step 5: Solve for x
    x = 18,771,032,301.30/167,930.46
  6. Step 6: Final answer
    x = 111,778.60

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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.