Home / 166,986.48-250,512.56-61,806.36

Finding the Fourth Proportional to 166,986.48, 250,512.56 and 61,806.36

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Solution

The fourth proportional to 166,986.48, 250,512.56 and 61,806.36 is: 92,721.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,986.48 : 250,512.56 = 61,806.36 : x
  2. Step 2: Convert to fraction form
    166,986.48/250,512.56 = 61,806.36/x
  3. Step 3: Cross multiply
    166,986.48x = 250,512.56 × 61,806.36
  4. Step 4: Simplify right side
    166,986.48x = 15,483,269,467.88
  5. Step 5: Solve for x
    x = 15,483,269,467.88/166,986.48
  6. Step 6: Final answer
    x = 92,721.70

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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.