Home / 197,333.92-272,315.28-107,908

Finding the Fourth Proportional to 197,333.92, 272,315.28 and 107,908

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Solution

The fourth proportional to 197,333.92, 272,315.28 and 107,908 is: 148,910.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,333.92 : 272,315.28 = 107,908 : x
  2. Step 2: Convert to fraction form
    197,333.92/272,315.28 = 107,908/x
  3. Step 3: Cross multiply
    197,333.92x = 272,315.28 × 107,908
  4. Step 4: Simplify right side
    197,333.92x = 29,384,997,234.24
  5. Step 5: Solve for x
    x = 29,384,997,234.24/197,333.92
  6. Step 6: Final answer
    x = 148,910.02

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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.