Home / 187,553.58-281,355.08-61,149.44

Finding the Fourth Proportional to 187,553.58, 281,355.08 and 61,149.44

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Solution

The fourth proportional to 187,553.58, 281,355.08 and 61,149.44 is: 91,732.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,553.58 : 281,355.08 = 61,149.44 : x
  2. Step 2: Convert to fraction form
    187,553.58/281,355.08 = 61,149.44/x
  3. Step 3: Cross multiply
    187,553.58x = 281,355.08 × 61,149.44
  4. Step 4: Simplify right side
    187,553.58x = 17,204,703,870.63
  5. Step 5: Solve for x
    x = 17,204,703,870.63/187,553.58
  6. Step 6: Final answer
    x = 91,732.21

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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.