Home / 85,464.06-117,939.94-47,226.24

Finding the Fourth Proportional to 85,464.06, 117,939.94 and 47,226.24

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Solution

The fourth proportional to 85,464.06, 117,939.94 and 47,226.24 is: 65,171.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,464.06 : 117,939.94 = 47,226.24 : x
  2. Step 2: Convert to fraction form
    85,464.06/117,939.94 = 47,226.24/x
  3. Step 3: Cross multiply
    85,464.06x = 117,939.94 × 47,226.24
  4. Step 4: Simplify right side
    85,464.06x = 5,569,859,086.19
  5. Step 5: Solve for x
    x = 5,569,859,086.19/85,464.06
  6. Step 6: Final answer
    x = 65,171.95

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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.