Home / 149,491.89-207,189.33-146,692.53

Finding the Fourth Proportional to 149,491.89, 207,189.33 and 146,692.53

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Solution

The fourth proportional to 149,491.89, 207,189.33 and 146,692.53 is: 203,309.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,491.89 : 207,189.33 = 146,692.53 : x
  2. Step 2: Convert to fraction form
    149,491.89/207,189.33 = 146,692.53/x
  3. Step 3: Cross multiply
    149,491.89x = 207,189.33 × 146,692.53
  4. Step 4: Simplify right side
    149,491.89x = 30,393,127,006.70
  5. Step 5: Solve for x
    x = 30,393,127,006.70/149,491.89
  6. Step 6: Final answer
    x = 203,309.54

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.