Home / 237,823.62-356,772.29-80,039.76

Finding the Fourth Proportional to 237,823.62, 356,772.29 and 80,039.76

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Solution

The fourth proportional to 237,823.62, 356,772.29 and 80,039.76 is: 120,072.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,823.62 : 356,772.29 = 80,039.76 : x
  2. Step 2: Convert to fraction form
    237,823.62/356,772.29 = 80,039.76/x
  3. Step 3: Cross multiply
    237,823.62x = 356,772.29 × 80,039.76
  4. Step 4: Simplify right side
    237,823.62x = 28,555,968,066.05
  5. Step 5: Solve for x
    x = 28,555,968,066.05/237,823.62
  6. Step 6: Final answer
    x = 120,072.04

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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.