Home / 106,274.70-146,659.24-57,876.73

Finding the Fourth Proportional to 106,274.70, 146,659.24 and 57,876.73

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Solution

The fourth proportional to 106,274.70, 146,659.24 and 57,876.73 is: 79,869.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,274.70 : 146,659.24 = 57,876.73 : x
  2. Step 2: Convert to fraction form
    106,274.70/146,659.24 = 57,876.73/x
  3. Step 3: Cross multiply
    106,274.70x = 146,659.24 × 57,876.73
  4. Step 4: Simplify right side
    106,274.70x = 8,488,157,353.66
  5. Step 5: Solve for x
    x = 8,488,157,353.66/106,274.70
  6. Step 6: Final answer
    x = 79,869.97

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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.