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Finding the Fourth Proportional to 173,236.66, 239,059.82 and 108,740.54

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Solution

The fourth proportional to 173,236.66, 239,059.82 and 108,740.54 is: 150,057.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,236.66 : 239,059.82 = 108,740.54 : x
  2. Step 2: Convert to fraction form
    173,236.66/239,059.82 = 108,740.54/x
  3. Step 3: Cross multiply
    173,236.66x = 239,059.82 × 108,740.54
  4. Step 4: Simplify right side
    173,236.66x = 25,995,494,788.60
  5. Step 5: Solve for x
    x = 25,995,494,788.60/173,236.66
  6. Step 6: Final answer
    x = 150,057.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.