Home / 106,979.41-160,470.94-40,450.87

Finding the Fourth Proportional to 106,979.41, 160,470.94 and 40,450.87

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Solution

The fourth proportional to 106,979.41, 160,470.94 and 40,450.87 is: 60,677.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,979.41 : 160,470.94 = 40,450.87 : x
  2. Step 2: Convert to fraction form
    106,979.41/160,470.94 = 40,450.87/x
  3. Step 3: Cross multiply
    106,979.41x = 160,470.94 × 40,450.87
  4. Step 4: Simplify right side
    106,979.41x = 6,491,189,132.72
  5. Step 5: Solve for x
    x = 6,491,189,132.72/106,979.41
  6. Step 6: Final answer
    x = 60,677.00

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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.