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Finding the Fourth Proportional to 118,172.58, 177,205.56 and 33,913.62

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Solution

The fourth proportional to 118,172.58, 177,205.56 and 33,913.62 is: 50,855.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,172.58 : 177,205.56 = 33,913.62 : x
  2. Step 2: Convert to fraction form
    118,172.58/177,205.56 = 33,913.62/x
  3. Step 3: Cross multiply
    118,172.58x = 177,205.56 × 33,913.62
  4. Step 4: Simplify right side
    118,172.58x = 6,009,682,023.73
  5. Step 5: Solve for x
    x = 6,009,682,023.73/118,172.58
  6. Step 6: Final answer
    x = 50,855.13

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1.5x scale

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.