Home / 110,920.77-166,221.99-47,723.76

Finding the Fourth Proportional to 110,920.77, 166,221.99 and 47,723.76

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Solution

The fourth proportional to 110,920.77, 166,221.99 and 47,723.76 is: 71,517.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,920.77 : 166,221.99 = 47,723.76 : x
  2. Step 2: Convert to fraction form
    110,920.77/166,221.99 = 47,723.76/x
  3. Step 3: Cross multiply
    110,920.77x = 166,221.99 × 47,723.76
  4. Step 4: Simplify right side
    110,920.77x = 7,932,738,357.48
  5. Step 5: Solve for x
    x = 7,932,738,357.48/110,920.77
  6. Step 6: Final answer
    x = 71,517.16

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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.