Home / 192,274.47-288,428.11-50,138.61

Finding the Fourth Proportional to 192,274.47, 288,428.11 and 50,138.61

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Solution

The fourth proportional to 192,274.47, 288,428.11 and 50,138.61 is: 75,212.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,274.47 : 288,428.11 = 50,138.61 : x
  2. Step 2: Convert to fraction form
    192,274.47/288,428.11 = 50,138.61/x
  3. Step 3: Cross multiply
    192,274.47x = 288,428.11 × 50,138.61
  4. Step 4: Simplify right side
    192,274.47x = 14,461,384,520.33
  5. Step 5: Solve for x
    x = 14,461,384,520.33/192,274.47
  6. Step 6: Final answer
    x = 75,212.19

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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.