Home / 75,768.66-104,583.69-43,945.38

Finding the Fourth Proportional to 75,768.66, 104,583.69 and 43,945.38

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Solution

The fourth proportional to 75,768.66, 104,583.69 and 43,945.38 is: 60,657.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,768.66 : 104,583.69 = 43,945.38 : x
  2. Step 2: Convert to fraction form
    75,768.66/104,583.69 = 43,945.38/x
  3. Step 3: Cross multiply
    75,768.66x = 104,583.69 × 43,945.38
  4. Step 4: Simplify right side
    75,768.66x = 4,595,969,998.85
  5. Step 5: Solve for x
    x = 4,595,969,998.85/75,768.66
  6. Step 6: Final answer
    x = 60,657.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.