Home / 43,692.12-65,537.22-12,527.64

Finding the Fourth Proportional to 43,692.12, 65,537.22 and 12,527.64

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Solution

The fourth proportional to 43,692.12, 65,537.22 and 12,527.64 is: 18,791.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,692.12 : 65,537.22 = 12,527.64 : x
  2. Step 2: Convert to fraction form
    43,692.12/65,537.22 = 12,527.64/x
  3. Step 3: Cross multiply
    43,692.12x = 65,537.22 × 12,527.64
  4. Step 4: Simplify right side
    43,692.12x = 821,026,698.76
  5. Step 5: Solve for x
    x = 821,026,698.76/43,692.12
  6. Step 6: Final answer
    x = 18,791.18

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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.