Home / 41,731.11-62,526.29-20,643.03

Finding the Fourth Proportional to 41,731.11, 62,526.29 and 20,643.03

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Solution

The fourth proportional to 41,731.11, 62,526.29 and 20,643.03 is: 30,929.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,731.11 : 62,526.29 = 20,643.03 : x
  2. Step 2: Convert to fraction form
    41,731.11/62,526.29 = 20,643.03/x
  3. Step 3: Cross multiply
    41,731.11x = 62,526.29 × 20,643.03
  4. Step 4: Simplify right side
    41,731.11x = 1,290,731,977.04
  5. Step 5: Solve for x
    x = 1,290,731,977.04/41,731.11
  6. Step 6: Final answer
    x = 30,929.73

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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.