Home / 43,861.13-65,798.16-12,692.33

Finding the Fourth Proportional to 43,861.13, 65,798.16 and 12,692.33

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Solution

The fourth proportional to 43,861.13, 65,798.16 and 12,692.33 is: 19,040.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,861.13 : 65,798.16 = 12,692.33 : x
  2. Step 2: Convert to fraction form
    43,861.13/65,798.16 = 12,692.33/x
  3. Step 3: Cross multiply
    43,861.13x = 65,798.16 × 12,692.33
  4. Step 4: Simplify right side
    43,861.13x = 835,131,631.12
  5. Step 5: Solve for x
    x = 835,131,631.12/43,861.13
  6. Step 6: Final answer
    x = 19,040.36

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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.