Home / 106,494.10-146,961.86-58,747.56

Finding the Fourth Proportional to 106,494.10, 146,961.86 and 58,747.56

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Solution

The fourth proportional to 106,494.10, 146,961.86 and 58,747.56 is: 81,071.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,494.10 : 146,961.86 = 58,747.56 : x
  2. Step 2: Convert to fraction form
    106,494.10/146,961.86 = 58,747.56/x
  3. Step 3: Cross multiply
    106,494.10x = 146,961.86 × 58,747.56
  4. Step 4: Simplify right side
    106,494.10x = 8,633,650,688.06
  5. Step 5: Solve for x
    x = 8,633,650,688.06/106,494.10
  6. Step 6: Final answer
    x = 81,071.63

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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.