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Finding the Fourth Proportional to 58,958.33, 81,371.22 and 34,763.73

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Solution

The fourth proportional to 58,958.33, 81,371.22 and 34,763.73 is: 47,979.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,958.33 : 81,371.22 = 34,763.73 : x
  2. Step 2: Convert to fraction form
    58,958.33/81,371.22 = 34,763.73/x
  3. Step 3: Cross multiply
    58,958.33x = 81,371.22 × 34,763.73
  4. Step 4: Simplify right side
    58,958.33x = 2,828,767,121.85
  5. Step 5: Solve for x
    x = 2,828,767,121.85/58,958.33
  6. Step 6: Final answer
    x = 47,979.09

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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.