Home / 240,940.46-331,962.57-159,123.42

Finding the Fourth Proportional to 240,940.46, 331,962.57 and 159,123.42

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Solution

The fourth proportional to 240,940.46, 331,962.57 and 159,123.42 is: 219,236.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,940.46 : 331,962.57 = 159,123.42 : x
  2. Step 2: Convert to fraction form
    240,940.46/331,962.57 = 159,123.42/x
  3. Step 3: Cross multiply
    240,940.46x = 331,962.57 × 159,123.42
  4. Step 4: Simplify right side
    240,940.46x = 52,823,019,450.39
  5. Step 5: Solve for x
    x = 52,823,019,450.39/240,940.46
  6. Step 6: Final answer
    x = 219,236.81

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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.