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Finding the Fourth Proportional to 123,852.97, 185,778.47 and 73,600.27

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Solution

The fourth proportional to 123,852.97, 185,778.47 and 73,600.27 is: 110,399.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,852.97 : 185,778.47 = 73,600.27 : x
  2. Step 2: Convert to fraction form
    123,852.97/185,778.47 = 73,600.27/x
  3. Step 3: Cross multiply
    123,852.97x = 185,778.47 × 73,600.27
  4. Step 4: Simplify right side
    123,852.97x = 13,673,344,255.29
  5. Step 5: Solve for x
    x = 13,673,344,255.29/123,852.97
  6. Step 6: Final answer
    x = 110,399.81

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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.