Home / 111,027.87-166,552.41-31,065.90

Finding the Fourth Proportional to 111,027.87, 166,552.41 and 31,065.90

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Solution

The fourth proportional to 111,027.87, 166,552.41 and 31,065.90 is: 46,601.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,027.87 : 166,552.41 = 31,065.90 : x
  2. Step 2: Convert to fraction form
    111,027.87/166,552.41 = 31,065.90/x
  3. Step 3: Cross multiply
    111,027.87x = 166,552.41 × 31,065.90
  4. Step 4: Simplify right side
    111,027.87x = 5,174,100,513.82
  5. Step 5: Solve for x
    x = 5,174,100,513.82/111,027.87
  6. Step 6: Final answer
    x = 46,601.82

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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.