Home / 197,481.37-272,523.91-106,837.40

Finding the Fourth Proportional to 197,481.37, 272,523.91 and 106,837.40

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Solution

The fourth proportional to 197,481.37, 272,523.91 and 106,837.40 is: 147,435.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,481.37 : 272,523.91 = 106,837.40 : x
  2. Step 2: Convert to fraction form
    197,481.37/272,523.91 = 106,837.40/x
  3. Step 3: Cross multiply
    197,481.37x = 272,523.91 × 106,837.40
  4. Step 4: Simplify right side
    197,481.37x = 29,115,746,396.45
  5. Step 5: Solve for x
    x = 29,115,746,396.45/197,481.37
  6. Step 6: Final answer
    x = 147,435.41

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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.