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Finding the Fourth Proportional to 192,148.98, 265,163.13 and 107,267.46

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Solution

The fourth proportional to 192,148.98, 265,163.13 and 107,267.46 is: 148,027.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,148.98 : 265,163.13 = 107,267.46 : x
  2. Step 2: Convert to fraction form
    192,148.98/265,163.13 = 107,267.46/x
  3. Step 3: Cross multiply
    192,148.98x = 265,163.13 × 107,267.46
  4. Step 4: Simplify right side
    192,148.98x = 28,443,375,440.75
  5. Step 5: Solve for x
    x = 28,443,375,440.75/192,148.98
  6. Step 6: Final answer
    x = 148,027.72

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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.