Home / 110,724.05-166,134.87-58,121.43

Finding the Fourth Proportional to 110,724.05, 166,134.87 and 58,121.43

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Solution

The fourth proportional to 110,724.05, 166,134.87 and 58,121.43 is: 87,207.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,724.05 : 166,134.87 = 58,121.43 : x
  2. Step 2: Convert to fraction form
    110,724.05/166,134.87 = 58,121.43/x
  3. Step 3: Cross multiply
    110,724.05x = 166,134.87 × 58,121.43
  4. Step 4: Simplify right side
    110,724.05x = 9,655,996,217.26
  5. Step 5: Solve for x
    x = 9,655,996,217.26/110,724.05
  6. Step 6: Final answer
    x = 87,207.76

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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.