Home / 41,662.45-62,415.20-20,577.81

Finding the Fourth Proportional to 41,662.45, 62,415.20 and 20,577.81

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Solution

The fourth proportional to 41,662.45, 62,415.20 and 20,577.81 is: 30,827.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,662.45 : 62,415.20 = 20,577.81 : x
  2. Step 2: Convert to fraction form
    41,662.45/62,415.20 = 20,577.81/x
  3. Step 3: Cross multiply
    41,662.45x = 62,415.20 × 20,577.81
  4. Step 4: Simplify right side
    41,662.45x = 1,284,368,178.16
  5. Step 5: Solve for x
    x = 1,284,368,178.16/41,662.45
  6. Step 6: Final answer
    x = 30,827.96

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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.