Home / 177,012.45-265,481.78-64,745.55

Finding the Fourth Proportional to 177,012.45, 265,481.78 and 64,745.55

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Solution

The fourth proportional to 177,012.45, 265,481.78 and 64,745.55 is: 97,104.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,012.45 : 265,481.78 = 64,745.55 : x
  2. Step 2: Convert to fraction form
    177,012.45/265,481.78 = 64,745.55/x
  3. Step 3: Cross multiply
    177,012.45x = 265,481.78 × 64,745.55
  4. Step 4: Simplify right side
    177,012.45x = 17,188,763,537.35
  5. Step 5: Solve for x
    x = 17,188,763,537.35/177,012.45
  6. Step 6: Final answer
    x = 97,104.83

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1.5x scale

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.