Home / 115,556.46-159,453.25-67,792.38

Finding the Fourth Proportional to 115,556.46, 159,453.25 and 67,792.38

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Solution

The fourth proportional to 115,556.46, 159,453.25 and 67,792.38 is: 93,544.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,556.46 : 159,453.25 = 67,792.38 : x
  2. Step 2: Convert to fraction form
    115,556.46/159,453.25 = 67,792.38/x
  3. Step 3: Cross multiply
    115,556.46x = 159,453.25 × 67,792.38
  4. Step 4: Simplify right side
    115,556.46x = 10,809,715,316.24
  5. Step 5: Solve for x
    x = 10,809,715,316.24/115,556.46
  6. Step 6: Final answer
    x = 93,544.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.