Home / 43,917.24-65,880.30-12,327.39

Finding the Fourth Proportional to 43,917.24, 65,880.30 and 12,327.39

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Solution

The fourth proportional to 43,917.24, 65,880.30 and 12,327.39 is: 18,492.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,917.24 : 65,880.30 = 12,327.39 : x
  2. Step 2: Convert to fraction form
    43,917.24/65,880.30 = 12,327.39/x
  3. Step 3: Cross multiply
    43,917.24x = 65,880.30 × 12,327.39
  4. Step 4: Simplify right side
    43,917.24x = 812,132,145.64
  5. Step 5: Solve for x
    x = 812,132,145.64/43,917.24
  6. Step 6: Final answer
    x = 18,492.33

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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.