Home / 43,404.24-65,115-18,444.04

Finding the Fourth Proportional to 43,404.24, 65,115 and 18,444.04

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Solution

The fourth proportional to 43,404.24, 65,115 and 18,444.04 is: 27,669.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,404.24 : 65,115 = 18,444.04 : x
  2. Step 2: Convert to fraction form
    43,404.24/65,115 = 18,444.04/x
  3. Step 3: Cross multiply
    43,404.24x = 65,115 × 18,444.04
  4. Step 4: Simplify right side
    43,404.24x = 1,200,983,664.60
  5. Step 5: Solve for x
    x = 1,200,983,664.60/43,404.24
  6. Step 6: Final answer
    x = 27,669.73

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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.