Home / 58,936.03-81,372.33-55,171.69

Finding the Fourth Proportional to 58,936.03, 81,372.33 and 55,171.69

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Solution

The fourth proportional to 58,936.03, 81,372.33 and 55,171.69 is: 76,174.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,936.03 : 81,372.33 = 55,171.69 : x
  2. Step 2: Convert to fraction form
    58,936.03/81,372.33 = 55,171.69/x
  3. Step 3: Cross multiply
    58,936.03x = 81,372.33 × 55,171.69
  4. Step 4: Simplify right side
    58,936.03x = 4,489,448,761.91
  5. Step 5: Solve for x
    x = 4,489,448,761.91/58,936.03
  6. Step 6: Final answer
    x = 76,174.95

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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.