Home / 247,760.82-342,051.58-163,123.92

Finding the Fourth Proportional to 247,760.82, 342,051.58 and 163,123.92

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Solution

The fourth proportional to 247,760.82, 342,051.58 and 163,123.92 is: 225,204.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,760.82 : 342,051.58 = 163,123.92 : x
  2. Step 2: Convert to fraction form
    247,760.82/342,051.58 = 163,123.92/x
  3. Step 3: Cross multiply
    247,760.82x = 342,051.58 × 163,123.92
  4. Step 4: Simplify right side
    247,760.82x = 55,796,794,571.79
  5. Step 5: Solve for x
    x = 55,796,794,571.79/247,760.82
  6. Step 6: Final answer
    x = 225,204.27

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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.