Home / 155,194.38-232,791.57-55,350.54

Finding the Fourth Proportional to 155,194.38, 232,791.57 and 55,350.54

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Solution

The fourth proportional to 155,194.38, 232,791.57 and 55,350.54 is: 83,025.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,194.38 : 232,791.57 = 55,350.54 : x
  2. Step 2: Convert to fraction form
    155,194.38/232,791.57 = 55,350.54/x
  3. Step 3: Cross multiply
    155,194.38x = 232,791.57 × 55,350.54
  4. Step 4: Simplify right side
    155,194.38x = 12,885,139,106.95
  5. Step 5: Solve for x
    x = 12,885,139,106.95/155,194.38
  6. Step 6: Final answer
    x = 83,025.81

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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.