Home / 187,786.14-281,725.37-54,667.56

Finding the Fourth Proportional to 187,786.14, 281,725.37 and 54,667.56

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Solution

The fourth proportional to 187,786.14, 281,725.37 and 54,667.56 is: 82,014.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,786.14 : 281,725.37 = 54,667.56 : x
  2. Step 2: Convert to fraction form
    187,786.14/281,725.37 = 54,667.56/x
  3. Step 3: Cross multiply
    187,786.14x = 281,725.37 × 54,667.56
  4. Step 4: Simplify right side
    187,786.14x = 15,401,238,568.00
  5. Step 5: Solve for x
    x = 15,401,238,568.00/187,786.14
  6. Step 6: Final answer
    x = 82,014.78

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1.5x scale

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.