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Finding the Fourth Proportional to 173,481.92, 239,393.96 and 97,007.32

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Solution

The fourth proportional to 173,481.92, 239,393.96 and 97,007.32 is: 133,863.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,481.92 : 239,393.96 = 97,007.32 : x
  2. Step 2: Convert to fraction form
    173,481.92/239,393.96 = 97,007.32/x
  3. Step 3: Cross multiply
    173,481.92x = 239,393.96 × 97,007.32
  4. Step 4: Simplify right side
    173,481.92x = 23,222,965,286.82
  5. Step 5: Solve for x
    x = 23,222,965,286.82/173,481.92
  6. Step 6: Final answer
    x = 133,863.90

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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.