Home / 68,942.27-95,150.63-42,100.34

Finding the Fourth Proportional to 68,942.27, 95,150.63 and 42,100.34

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Solution

The fourth proportional to 68,942.27, 95,150.63 and 42,100.34 is: 58,104.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,942.27 : 95,150.63 = 42,100.34 : x
  2. Step 2: Convert to fraction form
    68,942.27/95,150.63 = 42,100.34/x
  3. Step 3: Cross multiply
    68,942.27x = 95,150.63 × 42,100.34
  4. Step 4: Simplify right side
    68,942.27x = 4,005,873,187.96
  5. Step 5: Solve for x
    x = 4,005,873,187.96/68,942.27
  6. Step 6: Final answer
    x = 58,104.75

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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.