Home / 51,832.43-77,765.07-18,551.75

Finding the Fourth Proportional to 51,832.43, 77,765.07 and 18,551.75

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Solution

The fourth proportional to 51,832.43, 77,765.07 and 18,551.75 is: 27,833.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,832.43 : 77,765.07 = 18,551.75 : x
  2. Step 2: Convert to fraction form
    51,832.43/77,765.07 = 18,551.75/x
  3. Step 3: Cross multiply
    51,832.43x = 77,765.07 × 18,551.75
  4. Step 4: Simplify right side
    51,832.43x = 1,442,678,137.37
  5. Step 5: Solve for x
    x = 1,442,678,137.37/51,832.43
  6. Step 6: Final answer
    x = 27,833.50

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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.