Home / 50,717.05-76,082.78-15,653.05

Finding the Fourth Proportional to 50,717.05, 76,082.78 and 15,653.05

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Solution

The fourth proportional to 50,717.05, 76,082.78 and 15,653.05 is: 23,481.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,717.05 : 76,082.78 = 15,653.05 : x
  2. Step 2: Convert to fraction form
    50,717.05/76,082.78 = 15,653.05/x
  3. Step 3: Cross multiply
    50,717.05x = 76,082.78 × 15,653.05
  4. Step 4: Simplify right side
    50,717.05x = 1,190,927,481.21
  5. Step 5: Solve for x
    x = 1,190,927,481.21/50,717.05
  6. Step 6: Final answer
    x = 23,481.80

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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.