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Finding the Fourth Proportional to 182,709.40, 273,845.40 and 93,917.20

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Solution

The fourth proportional to 182,709.40, 273,845.40 and 93,917.20 is: 140,763.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,709.40 : 273,845.40 = 93,917.20 : x
  2. Step 2: Convert to fraction form
    182,709.40/273,845.40 = 93,917.20/x
  3. Step 3: Cross multiply
    182,709.40x = 273,845.40 × 93,917.20
  4. Step 4: Simplify right side
    182,709.40x = 25,718,793,200.88
  5. Step 5: Solve for x
    x = 25,718,793,200.88/182,709.40
  6. Step 6: Final answer
    x = 140,763.38

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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.