Home / 167,433.42-250,936.38-78,491.04

Finding the Fourth Proportional to 167,433.42, 250,936.38 and 78,491.04

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Solution

The fourth proportional to 167,433.42, 250,936.38 and 78,491.04 is: 117,636.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,433.42 : 250,936.38 = 78,491.04 : x
  2. Step 2: Convert to fraction form
    167,433.42/250,936.38 = 78,491.04/x
  3. Step 3: Cross multiply
    167,433.42x = 250,936.38 × 78,491.04
  4. Step 4: Simplify right side
    167,433.42x = 19,696,257,440.04
  5. Step 5: Solve for x
    x = 19,696,257,440.04/167,433.42
  6. Step 6: Final answer
    x = 117,636.36

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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.