Home / 43,854.06-65,791.88-12,692.46

Finding the Fourth Proportional to 43,854.06, 65,791.88 and 12,692.46

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Solution

The fourth proportional to 43,854.06, 65,791.88 and 12,692.46 is: 19,041.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,854.06 : 65,791.88 = 12,692.46 : x
  2. Step 2: Convert to fraction form
    43,854.06/65,791.88 = 12,692.46/x
  3. Step 3: Cross multiply
    43,854.06x = 65,791.88 × 12,692.46
  4. Step 4: Simplify right side
    43,854.06x = 835,060,805.22
  5. Step 5: Solve for x
    x = 835,060,805.22/43,854.06
  6. Step 6: Final answer
    x = 19,041.81

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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.