Home / 101,107.26-151,533.32-51,199.92

Finding the Fourth Proportional to 101,107.26, 151,533.32 and 51,199.92

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Solution

The fourth proportional to 101,107.26, 151,533.32 and 51,199.92 is: 76,735.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,107.26 : 151,533.32 = 51,199.92 : x
  2. Step 2: Convert to fraction form
    101,107.26/151,533.32 = 51,199.92/x
  3. Step 3: Cross multiply
    101,107.26x = 151,533.32 × 51,199.92
  4. Step 4: Simplify right side
    101,107.26x = 7,758,493,605.33
  5. Step 5: Solve for x
    x = 7,758,493,605.33/101,107.26
  6. Step 6: Final answer
    x = 76,735.28

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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.