Home / 203,846.14-281,440.90-132,429.70

Finding the Fourth Proportional to 203,846.14, 281,440.90 and 132,429.70

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Solution

The fourth proportional to 203,846.14, 281,440.90 and 132,429.70 is: 182,839.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,846.14 : 281,440.90 = 132,429.70 : x
  2. Step 2: Convert to fraction form
    203,846.14/281,440.90 = 132,429.70/x
  3. Step 3: Cross multiply
    203,846.14x = 281,440.90 × 132,429.70
  4. Step 4: Simplify right side
    203,846.14x = 37,271,133,954.73
  5. Step 5: Solve for x
    x = 37,271,133,954.73/203,846.14
  6. Step 6: Final answer
    x = 182,839.54

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1.5x scale

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.