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Finding the Fourth Proportional to 192,282.36, 288,424.22 and 59,161.68

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Solution

The fourth proportional to 192,282.36, 288,424.22 and 59,161.68 is: 88,742.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,282.36 : 288,424.22 = 59,161.68 : x
  2. Step 2: Convert to fraction form
    192,282.36/288,424.22 = 59,161.68/x
  3. Step 3: Cross multiply
    192,282.36x = 288,424.22 × 59,161.68
  4. Step 4: Simplify right side
    192,282.36x = 17,063,661,407.89
  5. Step 5: Solve for x
    x = 17,063,661,407.89/192,282.36
  6. Step 6: Final answer
    x = 88,742.73

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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.