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Finding the Fourth Proportional to 104,458.57, 156,627.75 and 55,711.73

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Solution

The fourth proportional to 104,458.57, 156,627.75 and 55,711.73 is: 83,535.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,458.57 : 156,627.75 = 55,711.73 : x
  2. Step 2: Convert to fraction form
    104,458.57/156,627.75 = 55,711.73/x
  3. Step 3: Cross multiply
    104,458.57x = 156,627.75 × 55,711.73
  4. Step 4: Simplify right side
    104,458.57x = 8,726,003,310.08
  5. Step 5: Solve for x
    x = 8,726,003,310.08/104,458.57
  6. Step 6: Final answer
    x = 83,535.54

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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.