Home / 193,081.80-289,601.34-50,941.48

Finding the Fourth Proportional to 193,081.80, 289,601.34 and 50,941.48

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Solution

The fourth proportional to 193,081.80, 289,601.34 and 50,941.48 is: 76,406.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,081.80 : 289,601.34 = 50,941.48 : x
  2. Step 2: Convert to fraction form
    193,081.80/289,601.34 = 50,941.48/x
  3. Step 3: Cross multiply
    193,081.80x = 289,601.34 × 50,941.48
  4. Step 4: Simplify right side
    193,081.80x = 14,752,720,869.58
  5. Step 5: Solve for x
    x = 14,752,720,869.58/193,081.80
  6. Step 6: Final answer
    x = 76,406.58

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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.