Home / 167,960.36-252,001.92-78,044.60

Finding the Fourth Proportional to 167,960.36, 252,001.92 and 78,044.60

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Solution

The fourth proportional to 167,960.36, 252,001.92 and 78,044.60 is: 117,095.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,960.36 : 252,001.92 = 78,044.60 : x
  2. Step 2: Convert to fraction form
    167,960.36/252,001.92 = 78,044.60/x
  3. Step 3: Cross multiply
    167,960.36x = 252,001.92 × 78,044.60
  4. Step 4: Simplify right side
    167,960.36x = 19,667,389,045.63
  5. Step 5: Solve for x
    x = 19,667,389,045.63/167,960.36
  6. Step 6: Final answer
    x = 117,095.42

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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.