Home / 43,543.13-65,337.17-18,576.48

Finding the Fourth Proportional to 43,543.13, 65,337.17 and 18,576.48

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Solution

The fourth proportional to 43,543.13, 65,337.17 and 18,576.48 is: 27,874.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,543.13 : 65,337.17 = 18,576.48 : x
  2. Step 2: Convert to fraction form
    43,543.13/65,337.17 = 18,576.48/x
  3. Step 3: Cross multiply
    43,543.13x = 65,337.17 × 18,576.48
  4. Step 4: Simplify right side
    43,543.13x = 1,213,734,305.08
  5. Step 5: Solve for x
    x = 1,213,734,305.08/43,543.13
  6. Step 6: Final answer
    x = 27,874.30

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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.