Home / 73,182.15-100,990.05-41,350.37

Finding the Fourth Proportional to 73,182.15, 100,990.05 and 41,350.37

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Solution

The fourth proportional to 73,182.15, 100,990.05 and 41,350.37 is: 57,062.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,182.15 : 100,990.05 = 41,350.37 : x
  2. Step 2: Convert to fraction form
    73,182.15/100,990.05 = 41,350.37/x
  3. Step 3: Cross multiply
    73,182.15x = 100,990.05 × 41,350.37
  4. Step 4: Simplify right side
    73,182.15x = 4,175,975,428.87
  5. Step 5: Solve for x
    x = 4,175,975,428.87/73,182.15
  6. Step 6: Final answer
    x = 57,062.76

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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.