Home / 50,720.86-75,979.32-23,664.97

Finding the Fourth Proportional to 50,720.86, 75,979.32 and 23,664.97

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Solution

The fourth proportional to 50,720.86, 75,979.32 and 23,664.97 is: 35,449.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,720.86 : 75,979.32 = 23,664.97 : x
  2. Step 2: Convert to fraction form
    50,720.86/75,979.32 = 23,664.97/x
  3. Step 3: Cross multiply
    50,720.86x = 75,979.32 × 23,664.97
  4. Step 4: Simplify right side
    50,720.86x = 1,798,048,328.42
  5. Step 5: Solve for x
    x = 1,798,048,328.42/50,720.86
  6. Step 6: Final answer
    x = 35,449.88

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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.