Home / 106,568.22-147,067.70-58,173.02

Finding the Fourth Proportional to 106,568.22, 147,067.70 and 58,173.02

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Solution

The fourth proportional to 106,568.22, 147,067.70 and 58,173.02 is: 80,280.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,568.22 : 147,067.70 = 58,173.02 : x
  2. Step 2: Convert to fraction form
    106,568.22/147,067.70 = 58,173.02/x
  3. Step 3: Cross multiply
    106,568.22x = 147,067.70 × 58,173.02
  4. Step 4: Simplify right side
    106,568.22x = 8,555,371,663.55
  5. Step 5: Solve for x
    x = 8,555,371,663.55/106,568.22
  6. Step 6: Final answer
    x = 80,280.71

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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.