Home / 101,917.36-152,879.96-48,581.84

Finding the Fourth Proportional to 101,917.36, 152,879.96 and 48,581.84

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Solution

The fourth proportional to 101,917.36, 152,879.96 and 48,581.84 is: 72,874.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,917.36 : 152,879.96 = 48,581.84 : x
  2. Step 2: Convert to fraction form
    101,917.36/152,879.96 = 48,581.84/x
  3. Step 3: Cross multiply
    101,917.36x = 152,879.96 × 48,581.84
  4. Step 4: Simplify right side
    101,917.36x = 7,427,189,755.93
  5. Step 5: Solve for x
    x = 7,427,189,755.93/101,917.36
  6. Step 6: Final answer
    x = 72,874.63

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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.