Home / 43,821.20-65,738.40-16,117.04

Finding the Fourth Proportional to 43,821.20, 65,738.40 and 16,117.04

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Solution

The fourth proportional to 43,821.20, 65,738.40 and 16,117.04 is: 24,177.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,821.20 : 65,738.40 = 16,117.04 : x
  2. Step 2: Convert to fraction form
    43,821.20/65,738.40 = 16,117.04/x
  3. Step 3: Cross multiply
    43,821.20x = 65,738.40 × 16,117.04
  4. Step 4: Simplify right side
    43,821.20x = 1,059,508,422.34
  5. Step 5: Solve for x
    x = 1,059,508,422.34/43,821.20
  6. Step 6: Final answer
    x = 24,177.99

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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.