Home / 43,347.96-65,003.58-13,757.85

Finding the Fourth Proportional to 43,347.96, 65,003.58 and 13,757.85

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Solution

The fourth proportional to 43,347.96, 65,003.58 and 13,757.85 is: 20,630.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,347.96 : 65,003.58 = 13,757.85 : x
  2. Step 2: Convert to fraction form
    43,347.96/65,003.58 = 13,757.85/x
  3. Step 3: Cross multiply
    43,347.96x = 65,003.58 × 13,757.85
  4. Step 4: Simplify right side
    43,347.96x = 894,309,503.10
  5. Step 5: Solve for x
    x = 894,309,503.10/43,347.96
  6. Step 6: Final answer
    x = 20,630.95

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1.5x scale

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.