Home / 66,277.20-91,462.94-36,062.75

Finding the Fourth Proportional to 66,277.20, 91,462.94 and 36,062.75

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Solution

The fourth proportional to 66,277.20, 91,462.94 and 36,062.75 is: 49,766.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,277.20 : 91,462.94 = 36,062.75 : x
  2. Step 2: Convert to fraction form
    66,277.20/91,462.94 = 36,062.75/x
  3. Step 3: Cross multiply
    66,277.20x = 91,462.94 × 36,062.75
  4. Step 4: Simplify right side
    66,277.20x = 3,298,405,139.49
  5. Step 5: Solve for x
    x = 3,298,405,139.49/66,277.20
  6. Step 6: Final answer
    x = 49,766.81

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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.