Home / 43,403.90-65,215.13-27,616.04

Finding the Fourth Proportional to 43,403.90, 65,215.13 and 27,616.04

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Solution

The fourth proportional to 43,403.90, 65,215.13 and 27,616.04 is: 41,493.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,403.90 : 65,215.13 = 27,616.04 : x
  2. Step 2: Convert to fraction form
    43,403.90/65,215.13 = 27,616.04/x
  3. Step 3: Cross multiply
    43,403.90x = 65,215.13 × 27,616.04
  4. Step 4: Simplify right side
    43,403.90x = 1,800,983,419.09
  5. Step 5: Solve for x
    x = 1,800,983,419.09/43,403.90
  6. Step 6: Final answer
    x = 41,493.58

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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.