Home / 106,627.39-147,146.12-58,229.79

Finding the Fourth Proportional to 106,627.39, 147,146.12 and 58,229.79

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Solution

The fourth proportional to 106,627.39, 147,146.12 and 58,229.79 is: 80,357.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,627.39 : 147,146.12 = 58,229.79 : x
  2. Step 2: Convert to fraction form
    106,627.39/147,146.12 = 58,229.79/x
  3. Step 3: Cross multiply
    106,627.39x = 147,146.12 × 58,229.79
  4. Step 4: Simplify right side
    106,627.39x = 8,568,287,042.33
  5. Step 5: Solve for x
    x = 8,568,287,042.33/106,627.39
  6. Step 6: Final answer
    x = 80,357.28

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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.