Home / 192,723.76-265,950.12-106,685.97

Finding the Fourth Proportional to 192,723.76, 265,950.12 and 106,685.97

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Solution

The fourth proportional to 192,723.76, 265,950.12 and 106,685.97 is: 147,221.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,723.76 : 265,950.12 = 106,685.97 : x
  2. Step 2: Convert to fraction form
    192,723.76/265,950.12 = 106,685.97/x
  3. Step 3: Cross multiply
    192,723.76x = 265,950.12 × 106,685.97
  4. Step 4: Simplify right side
    192,723.76x = 28,373,146,523.82
  5. Step 5: Solve for x
    x = 28,373,146,523.82/192,723.76
  6. Step 6: Final answer
    x = 147,221.84

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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.