Home / 54,678.76-81,832.17-33,607.69

Finding the Fourth Proportional to 54,678.76, 81,832.17 and 33,607.69

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Solution

The fourth proportional to 54,678.76, 81,832.17 and 33,607.69 is: 50,297.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,678.76 : 81,832.17 = 33,607.69 : x
  2. Step 2: Convert to fraction form
    54,678.76/81,832.17 = 33,607.69/x
  3. Step 3: Cross multiply
    54,678.76x = 81,832.17 × 33,607.69
  4. Step 4: Simplify right side
    54,678.76x = 2,750,190,201.39
  5. Step 5: Solve for x
    x = 2,750,190,201.39/54,678.76
  6. Step 6: Final answer
    x = 50,297.23

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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.