Home / 101,144.08-151,759.86-38,800

Finding the Fourth Proportional to 101,144.08, 151,759.86 and 38,800

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Solution

The fourth proportional to 101,144.08, 151,759.86 and 38,800 is: 58,216.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,144.08 : 151,759.86 = 38,800 : x
  2. Step 2: Convert to fraction form
    101,144.08/151,759.86 = 38,800/x
  3. Step 3: Cross multiply
    101,144.08x = 151,759.86 × 38,800
  4. Step 4: Simplify right side
    101,144.08x = 5,888,282,568.00
  5. Step 5: Solve for x
    x = 5,888,282,568.00/101,144.08
  6. Step 6: Final answer
    x = 58,216.78

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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.