Home / 43,421.24-65,101.10-16,744.61

Finding the Fourth Proportional to 43,421.24, 65,101.10 and 16,744.61

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Solution

The fourth proportional to 43,421.24, 65,101.10 and 16,744.61 is: 25,105.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,421.24 : 65,101.10 = 16,744.61 : x
  2. Step 2: Convert to fraction form
    43,421.24/65,101.10 = 16,744.61/x
  3. Step 3: Cross multiply
    43,421.24x = 65,101.10 × 16,744.61
  4. Step 4: Simplify right side
    43,421.24x = 1,090,092,609.10
  5. Step 5: Solve for x
    x = 1,090,092,609.10/43,421.24
  6. Step 6: Final answer
    x = 25,105.05

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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.