Home / 73,921.14-102,003.30-43,707.60

Finding the Fourth Proportional to 73,921.14, 102,003.30 and 43,707.60

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Solution

The fourth proportional to 73,921.14, 102,003.30 and 43,707.60 is: 60,311.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,921.14 : 102,003.30 = 43,707.60 : x
  2. Step 2: Convert to fraction form
    73,921.14/102,003.30 = 43,707.60/x
  3. Step 3: Cross multiply
    73,921.14x = 102,003.30 × 43,707.60
  4. Step 4: Simplify right side
    73,921.14x = 4,458,319,435.08
  5. Step 5: Solve for x
    x = 4,458,319,435.08/73,921.14
  6. Step 6: Final answer
    x = 60,311.83

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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.