Home / 43,723.30-65,591.06-21,536.86

Finding the Fourth Proportional to 43,723.30, 65,591.06 and 21,536.86

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Solution

The fourth proportional to 43,723.30, 65,591.06 and 21,536.86 is: 32,308.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,723.30 : 65,591.06 = 21,536.86 : x
  2. Step 2: Convert to fraction form
    43,723.30/65,591.06 = 21,536.86/x
  3. Step 3: Cross multiply
    43,723.30x = 65,591.06 × 21,536.86
  4. Step 4: Simplify right side
    43,723.30x = 1,412,625,204.81
  5. Step 5: Solve for x
    x = 1,412,625,204.81/43,723.30
  6. Step 6: Final answer
    x = 32,308.30

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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.