Home / 43,692.55-65,527.97-18,729.77

Finding the Fourth Proportional to 43,692.55, 65,527.97 and 18,729.77

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Solution

The fourth proportional to 43,692.55, 65,527.97 and 18,729.77 is: 28,090.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,692.55 : 65,527.97 = 18,729.77 : x
  2. Step 2: Convert to fraction form
    43,692.55/65,527.97 = 18,729.77/x
  3. Step 3: Cross multiply
    43,692.55x = 65,527.97 × 18,729.77
  4. Step 4: Simplify right side
    43,692.55x = 1,227,323,385.38
  5. Step 5: Solve for x
    x = 1,227,323,385.38/43,692.55
  6. Step 6: Final answer
    x = 28,090.00

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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.