Home / 41,796.81-62,662.23-20,722.32

Finding the Fourth Proportional to 41,796.81, 62,662.23 and 20,722.32

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Solution

The fourth proportional to 41,796.81, 62,662.23 and 20,722.32 is: 31,067.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,796.81 : 62,662.23 = 20,722.32 : x
  2. Step 2: Convert to fraction form
    41,796.81/62,662.23 = 20,722.32/x
  3. Step 3: Cross multiply
    41,796.81x = 62,662.23 × 20,722.32
  4. Step 4: Simplify right side
    41,796.81x = 1,298,506,781.97
  5. Step 5: Solve for x
    x = 1,298,506,781.97/41,796.81
  6. Step 6: Final answer
    x = 31,067.13

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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.