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Finding the Fourth Proportional to 118,525.81, 177,775.03 and 29,772.56

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Solution

The fourth proportional to 118,525.81, 177,775.03 and 29,772.56 is: 44,655.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,525.81 : 177,775.03 = 29,772.56 : x
  2. Step 2: Convert to fraction form
    118,525.81/177,775.03 = 29,772.56/x
  3. Step 3: Cross multiply
    118,525.81x = 177,775.03 × 29,772.56
  4. Step 4: Simplify right side
    118,525.81x = 5,292,816,709.44
  5. Step 5: Solve for x
    x = 5,292,816,709.44/118,525.81
  6. Step 6: Final answer
    x = 44,655.39

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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.