Home / 77,163.30-115,753.25-24,560.48

Finding the Fourth Proportional to 77,163.30, 115,753.25 and 24,560.48

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Solution

The fourth proportional to 77,163.30, 115,753.25 and 24,560.48 is: 36,843.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,163.30 : 115,753.25 = 24,560.48 : x
  2. Step 2: Convert to fraction form
    77,163.30/115,753.25 = 24,560.48/x
  3. Step 3: Cross multiply
    77,163.30x = 115,753.25 × 24,560.48
  4. Step 4: Simplify right side
    77,163.30x = 2,842,955,732.34
  5. Step 5: Solve for x
    x = 2,842,955,732.34/77,163.30
  6. Step 6: Final answer
    x = 36,843.37

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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.