Home / 43,790.96-65,692.38-14,199.14

Finding the Fourth Proportional to 43,790.96, 65,692.38 and 14,199.14

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Solution

The fourth proportional to 43,790.96, 65,692.38 and 14,199.14 is: 21,300.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,790.96 : 65,692.38 = 14,199.14 : x
  2. Step 2: Convert to fraction form
    43,790.96/65,692.38 = 14,199.14/x
  3. Step 3: Cross multiply
    43,790.96x = 65,692.38 × 14,199.14
  4. Step 4: Simplify right side
    43,790.96x = 932,775,300.55
  5. Step 5: Solve for x
    x = 932,775,300.55/43,790.96
  6. Step 6: Final answer
    x = 21,300.64

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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.