Home / 73,995.37-102,114.07-40,003.81

Finding the Fourth Proportional to 73,995.37, 102,114.07 and 40,003.81

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Solution

The fourth proportional to 73,995.37, 102,114.07 and 40,003.81 is: 55,205.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,995.37 : 102,114.07 = 40,003.81 : x
  2. Step 2: Convert to fraction form
    73,995.37/102,114.07 = 40,003.81/x
  3. Step 3: Cross multiply
    73,995.37x = 102,114.07 × 40,003.81
  4. Step 4: Simplify right side
    73,995.37x = 4,084,951,499.31
  5. Step 5: Solve for x
    x = 4,084,951,499.31/73,995.37
  6. Step 6: Final answer
    x = 55,205.50

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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.