Home / 159,845.38-239,765.98-45,996.16

Finding the Fourth Proportional to 159,845.38, 239,765.98 and 45,996.16

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Solution

The fourth proportional to 159,845.38, 239,765.98 and 45,996.16 is: 68,993.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,845.38 : 239,765.98 = 45,996.16 : x
  2. Step 2: Convert to fraction form
    159,845.38/239,765.98 = 45,996.16/x
  3. Step 3: Cross multiply
    159,845.38x = 239,765.98 × 45,996.16
  4. Step 4: Simplify right side
    159,845.38x = 11,028,313,664.23
  5. Step 5: Solve for x
    x = 11,028,313,664.23/159,845.38
  6. Step 6: Final answer
    x = 68,993.64

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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.