Home / 187,974.48-281,957.03-54,855.89

Finding the Fourth Proportional to 187,974.48, 281,957.03 and 54,855.89

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Solution

The fourth proportional to 187,974.48, 281,957.03 and 54,855.89 is: 82,282.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,974.48 : 281,957.03 = 54,855.89 : x
  2. Step 2: Convert to fraction form
    187,974.48/281,957.03 = 54,855.89/x
  3. Step 3: Cross multiply
    187,974.48x = 281,957.03 × 54,855.89
  4. Step 4: Simplify right side
    187,974.48x = 15,467,002,138.34
  5. Step 5: Solve for x
    x = 15,467,002,138.34/187,974.48
  6. Step 6: Final answer
    x = 82,282.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.