Home / 192,838.92-289,228.68-52,608.48

Finding the Fourth Proportional to 192,838.92, 289,228.68 and 52,608.48

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Solution

The fourth proportional to 192,838.92, 289,228.68 and 52,608.48 is: 78,904.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,838.92 : 289,228.68 = 52,608.48 : x
  2. Step 2: Convert to fraction form
    192,838.92/289,228.68 = 52,608.48/x
  3. Step 3: Cross multiply
    192,838.92x = 289,228.68 × 52,608.48
  4. Step 4: Simplify right side
    192,838.92x = 15,215,881,227.21
  5. Step 5: Solve for x
    x = 15,215,881,227.21/192,838.92
  6. Step 6: Final answer
    x = 78,904.62

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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.