Home / 73,201.60-109,761.12-23,272.48

Finding the Fourth Proportional to 73,201.60, 109,761.12 and 23,272.48

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Solution

The fourth proportional to 73,201.60, 109,761.12 and 23,272.48 is: 34,895.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,201.60 : 109,761.12 = 23,272.48 : x
  2. Step 2: Convert to fraction form
    73,201.60/109,761.12 = 23,272.48/x
  3. Step 3: Cross multiply
    73,201.60x = 109,761.12 × 23,272.48
  4. Step 4: Simplify right side
    73,201.60x = 2,554,413,469.98
  5. Step 5: Solve for x
    x = 2,554,413,469.98/73,201.60
  6. Step 6: Final answer
    x = 34,895.60

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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.