Home / 106,205.67-146,563.29-58,458.06

Finding the Fourth Proportional to 106,205.67, 146,563.29 and 58,458.06

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Solution

The fourth proportional to 106,205.67, 146,563.29 and 58,458.06 is: 80,671.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,205.67 : 146,563.29 = 58,458.06 : x
  2. Step 2: Convert to fraction form
    106,205.67/146,563.29 = 58,458.06/x
  3. Step 3: Cross multiply
    106,205.67x = 146,563.29 × 58,458.06
  4. Step 4: Simplify right side
    106,205.67x = 8,567,805,600.62
  5. Step 5: Solve for x
    x = 8,567,805,600.62/106,205.67
  6. Step 6: Final answer
    x = 80,671.83

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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.