Home / 67,174.02-100,748.45-27,182.54

Finding the Fourth Proportional to 67,174.02, 100,748.45 and 27,182.54

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Solution

The fourth proportional to 67,174.02, 100,748.45 and 27,182.54 is: 40,768.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,174.02 : 100,748.45 = 27,182.54 : x
  2. Step 2: Convert to fraction form
    67,174.02/100,748.45 = 27,182.54/x
  3. Step 3: Cross multiply
    67,174.02x = 100,748.45 × 27,182.54
  4. Step 4: Simplify right side
    67,174.02x = 2,738,598,132.41
  5. Step 5: Solve for x
    x = 2,738,598,132.41/67,174.02
  6. Step 6: Final answer
    x = 40,768.71

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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.