Home / 191,410.36-264,086.84-108,610.76

Finding the Fourth Proportional to 191,410.36, 264,086.84 and 108,610.76

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Solution

The fourth proportional to 191,410.36, 264,086.84 and 108,610.76 is: 149,849.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,410.36 : 264,086.84 = 108,610.76 : x
  2. Step 2: Convert to fraction form
    191,410.36/264,086.84 = 108,610.76/x
  3. Step 3: Cross multiply
    191,410.36x = 264,086.84 × 108,610.76
  4. Step 4: Simplify right side
    191,410.36x = 28,682,672,398.40
  5. Step 5: Solve for x
    x = 28,682,672,398.40/191,410.36
  6. Step 6: Final answer
    x = 149,849.11

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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.