Home / 66,396.42-91,625.85-36,182.03

Finding the Fourth Proportional to 66,396.42, 91,625.85 and 36,182.03

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Solution

The fourth proportional to 66,396.42, 91,625.85 and 36,182.03 is: 49,930.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,396.42 : 91,625.85 = 36,182.03 : x
  2. Step 2: Convert to fraction form
    66,396.42/91,625.85 = 36,182.03/x
  3. Step 3: Cross multiply
    66,396.42x = 91,625.85 × 36,182.03
  4. Step 4: Simplify right side
    66,396.42x = 3,315,208,795.35
  5. Step 5: Solve for x
    x = 3,315,208,795.35/66,396.42
  6. Step 6: Final answer
    x = 49,930.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.