Home / 106,098.40-146,418.86-58,354.81

Finding the Fourth Proportional to 106,098.40, 146,418.86 and 58,354.81

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Solution

The fourth proportional to 106,098.40, 146,418.86 and 58,354.81 is: 80,531.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,098.40 : 146,418.86 = 58,354.81 : x
  2. Step 2: Convert to fraction form
    106,098.40/146,418.86 = 58,354.81/x
  3. Step 3: Cross multiply
    106,098.40x = 146,418.86 × 58,354.81
  4. Step 4: Simplify right side
    106,098.40x = 8,544,244,755.72
  5. Step 5: Solve for x
    x = 8,544,244,755.72/106,098.40
  6. Step 6: Final answer
    x = 80,531.33

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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.