Home / 197,427.92-272,452.68-108,002

Finding the Fourth Proportional to 197,427.92, 272,452.68 and 108,002

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Solution

The fourth proportional to 197,427.92, 272,452.68 and 108,002 is: 149,043.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,427.92 : 272,452.68 = 108,002 : x
  2. Step 2: Convert to fraction form
    197,427.92/272,452.68 = 108,002/x
  3. Step 3: Cross multiply
    197,427.92x = 272,452.68 × 108,002
  4. Step 4: Simplify right side
    197,427.92x = 29,425,434,345.36
  5. Step 5: Solve for x
    x = 29,425,434,345.36/197,427.92
  6. Step 6: Final answer
    x = 149,043.94

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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.