Home / 237,939.21-356,918.49-60,450.80

Finding the Fourth Proportional to 237,939.21, 356,918.49 and 60,450.80

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Solution

The fourth proportional to 237,939.21, 356,918.49 and 60,450.80 is: 90,678.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,939.21 : 356,918.49 = 60,450.80 : x
  2. Step 2: Convert to fraction form
    237,939.21/356,918.49 = 60,450.80/x
  3. Step 3: Cross multiply
    237,939.21x = 356,918.49 × 60,450.80
  4. Step 4: Simplify right side
    237,939.21x = 21,576,006,470.70
  5. Step 5: Solve for x
    x = 21,576,006,470.70/237,939.21
  6. Step 6: Final answer
    x = 90,678.65

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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.