Home / 106,408.56-146,844.94-58,663.61

Finding the Fourth Proportional to 106,408.56, 146,844.94 and 58,663.61

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Solution

The fourth proportional to 106,408.56, 146,844.94 and 58,663.61 is: 80,956.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,408.56 : 146,844.94 = 58,663.61 : x
  2. Step 2: Convert to fraction form
    106,408.56/146,844.94 = 58,663.61/x
  3. Step 3: Cross multiply
    106,408.56x = 146,844.94 × 58,663.61
  4. Step 4: Simplify right side
    106,408.56x = 8,614,454,511.09
  5. Step 5: Solve for x
    x = 8,614,454,511.09/106,408.56
  6. Step 6: Final answer
    x = 80,956.41

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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.