Home / 48,811.25-73,169.70-39,945.69

Finding the Fourth Proportional to 48,811.25, 73,169.70 and 39,945.69

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Solution

The fourth proportional to 48,811.25, 73,169.70 and 39,945.69 is: 59,879.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,811.25 : 73,169.70 = 39,945.69 : x
  2. Step 2: Convert to fraction form
    48,811.25/73,169.70 = 39,945.69/x
  3. Step 3: Cross multiply
    48,811.25x = 73,169.70 × 39,945.69
  4. Step 4: Simplify right side
    48,811.25x = 2,922,814,153.59
  5. Step 5: Solve for x
    x = 2,922,814,153.59/48,811.25
  6. Step 6: Final answer
    x = 59,879.93

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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.