Home / 106,287.19-146,676.35-58,540.46

Finding the Fourth Proportional to 106,287.19, 146,676.35 and 58,540.46

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Solution

The fourth proportional to 106,287.19, 146,676.35 and 58,540.46 is: 80,785.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,287.19 : 146,676.35 = 58,540.46 : x
  2. Step 2: Convert to fraction form
    106,287.19/146,676.35 = 58,540.46/x
  3. Step 3: Cross multiply
    106,287.19x = 146,676.35 × 58,540.46
  4. Step 4: Simplify right side
    106,287.19x = 8,586,500,413.09
  5. Step 5: Solve for x
    x = 8,586,500,413.09/106,287.19
  6. Step 6: Final answer
    x = 80,785.85

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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.