Home / 43,827.40-65,770.20-16,125.40

Finding the Fourth Proportional to 43,827.40, 65,770.20 and 16,125.40

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Solution

The fourth proportional to 43,827.40, 65,770.20 and 16,125.40 is: 24,198.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,827.40 : 65,770.20 = 16,125.40 : x
  2. Step 2: Convert to fraction form
    43,827.40/65,770.20 = 16,125.40/x
  3. Step 3: Cross multiply
    43,827.40x = 65,770.20 × 16,125.40
  4. Step 4: Simplify right side
    43,827.40x = 1,060,570,783.08
  5. Step 5: Solve for x
    x = 1,060,570,783.08/43,827.40
  6. Step 6: Final answer
    x = 24,198.81

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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.