Home / 187,727.90-281,628.60-82,546.56

Finding the Fourth Proportional to 187,727.90, 281,628.60 and 82,546.56

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Solution

The fourth proportional to 187,727.90, 281,628.60 and 82,546.56 is: 123,836.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,727.90 : 281,628.60 = 82,546.56 : x
  2. Step 2: Convert to fraction form
    187,727.90/281,628.60 = 82,546.56/x
  3. Step 3: Cross multiply
    187,727.90x = 281,628.60 × 82,546.56
  4. Step 4: Simplify right side
    187,727.90x = 23,247,472,127.62
  5. Step 5: Solve for x
    x = 23,247,472,127.62/187,727.90
  6. Step 6: Final answer
    x = 123,836.00

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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.