Home / 106,493.85-146,960.55-58,747.59

Finding the Fourth Proportional to 106,493.85, 146,960.55 and 58,747.59

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Solution

The fourth proportional to 106,493.85, 146,960.55 and 58,747.59 is: 81,071.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,493.85 : 146,960.55 = 58,747.59 : x
  2. Step 2: Convert to fraction form
    106,493.85/146,960.55 = 58,747.59/x
  3. Step 3: Cross multiply
    106,493.85x = 146,960.55 × 58,747.59
  4. Step 4: Simplify right side
    106,493.85x = 8,633,578,137.57
  5. Step 5: Solve for x
    x = 8,633,578,137.57/106,493.85
  6. Step 6: Final answer
    x = 81,071.14

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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.