Home / 237,962.76-356,933.88-80,190.60

Finding the Fourth Proportional to 237,962.76, 356,933.88 and 80,190.60

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Solution

The fourth proportional to 237,962.76, 356,933.88 and 80,190.60 is: 120,282.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,962.76 : 356,933.88 = 80,190.60 : x
  2. Step 2: Convert to fraction form
    237,962.76/356,933.88 = 80,190.60/x
  3. Step 3: Cross multiply
    237,962.76x = 356,933.88 × 80,190.60
  4. Step 4: Simplify right side
    237,962.76x = 28,622,741,997.53
  5. Step 5: Solve for x
    x = 28,622,741,997.53/237,962.76
  6. Step 6: Final answer
    x = 120,282.44

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1.5x scale

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.