Home / 101,267.87-151,997.15-51,383.77

Finding the Fourth Proportional to 101,267.87, 151,997.15 and 51,383.77

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Solution

The fourth proportional to 101,267.87, 151,997.15 and 51,383.77 is: 77,124.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,267.87 : 151,997.15 = 51,383.77 : x
  2. Step 2: Convert to fraction form
    101,267.87/151,997.15 = 51,383.77/x
  3. Step 3: Cross multiply
    101,267.87x = 151,997.15 × 51,383.77
  4. Step 4: Simplify right side
    101,267.87x = 7,810,186,596.26
  5. Step 5: Solve for x
    x = 7,810,186,596.26/101,267.87
  6. Step 6: Final answer
    x = 77,124.03

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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.