Home / 237,821.30-356,786.67-80,045.54

Finding the Fourth Proportional to 237,821.30, 356,786.67 and 80,045.54

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Solution

The fourth proportional to 237,821.30, 356,786.67 and 80,045.54 is: 120,086.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,821.30 : 356,786.67 = 80,045.54 : x
  2. Step 2: Convert to fraction form
    237,821.30/356,786.67 = 80,045.54/x
  3. Step 3: Cross multiply
    237,821.30x = 356,786.67 × 80,045.54
  4. Step 4: Simplify right side
    237,821.30x = 28,559,181,664.95
  5. Step 5: Solve for x
    x = 28,559,181,664.95/237,821.30
  6. Step 6: Final answer
    x = 120,086.73

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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.