Home / 246,201.66-339,753.56-138,769.61

Finding the Fourth Proportional to 246,201.66, 339,753.56 and 138,769.61

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Solution

The fourth proportional to 246,201.66, 339,753.56 and 138,769.61 is: 191,499.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,201.66 : 339,753.56 = 138,769.61 : x
  2. Step 2: Convert to fraction form
    246,201.66/339,753.56 = 138,769.61/x
  3. Step 3: Cross multiply
    246,201.66x = 339,753.56 × 138,769.61
  4. Step 4: Simplify right side
    246,201.66x = 47,147,466,624.70
  5. Step 5: Solve for x
    x = 47,147,466,624.70/246,201.66
  6. Step 6: Final answer
    x = 191,499.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.