Home / 237,740.20-356,091.90-211,474.60

Finding the Fourth Proportional to 237,740.20, 356,091.90 and 211,474.60

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Solution

The fourth proportional to 237,740.20, 356,091.90 and 211,474.60 is: 316,750.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,740.20 : 356,091.90 = 211,474.60 : x
  2. Step 2: Convert to fraction form
    237,740.20/356,091.90 = 211,474.60/x
  3. Step 3: Cross multiply
    237,740.20x = 356,091.90 × 211,474.60
  4. Step 4: Simplify right side
    237,740.20x = 75,304,392,115.74
  5. Step 5: Solve for x
    x = 75,304,392,115.74/237,740.20
  6. Step 6: Final answer
    x = 316,750.77

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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.