Home / 106,719.87-160,086.06-40,160.57

Finding the Fourth Proportional to 106,719.87, 160,086.06 and 40,160.57

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Solution

The fourth proportional to 106,719.87, 160,086.06 and 40,160.57 is: 60,243.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,719.87 : 160,086.06 = 40,160.57 : x
  2. Step 2: Convert to fraction form
    106,719.87/160,086.06 = 40,160.57/x
  3. Step 3: Cross multiply
    106,719.87x = 160,086.06 × 40,160.57
  4. Step 4: Simplify right side
    106,719.87x = 6,429,147,418.65
  5. Step 5: Solve for x
    x = 6,429,147,418.65/106,719.87
  6. Step 6: Final answer
    x = 60,243.21

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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.