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Finding the Fourth Proportional to 192,396.76, 265,475.02 and 107,514.52

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Solution

The fourth proportional to 192,396.76, 265,475.02 and 107,514.52 is: 148,351.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,396.76 : 265,475.02 = 107,514.52 : x
  2. Step 2: Convert to fraction form
    192,396.76/265,475.02 = 107,514.52/x
  3. Step 3: Cross multiply
    192,396.76x = 265,475.02 × 107,514.52
  4. Step 4: Simplify right side
    192,396.76x = 28,542,419,347.29
  5. Step 5: Solve for x
    x = 28,542,419,347.29/192,396.76
  6. Step 6: Final answer
    x = 148,351.87

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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.