Home / 147,183.35-203,144.68-89,810.38

Finding the Fourth Proportional to 147,183.35, 203,144.68 and 89,810.38

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Solution

The fourth proportional to 147,183.35, 203,144.68 and 89,810.38 is: 123,957.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,183.35 : 203,144.68 = 89,810.38 : x
  2. Step 2: Convert to fraction form
    147,183.35/203,144.68 = 89,810.38/x
  3. Step 3: Cross multiply
    147,183.35x = 203,144.68 × 89,810.38
  4. Step 4: Simplify right side
    147,183.35x = 18,244,500,456.73
  5. Step 5: Solve for x
    x = 18,244,500,456.73/147,183.35
  6. Step 6: Final answer
    x = 123,957.64

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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.