Home / 189,265.14-284,309.82-114,420.56

Finding the Fourth Proportional to 189,265.14, 284,309.82 and 114,420.56

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Solution

The fourth proportional to 189,265.14, 284,309.82 and 114,420.56 is: 171,879.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,265.14 : 284,309.82 = 114,420.56 : x
  2. Step 2: Convert to fraction form
    189,265.14/284,309.82 = 114,420.56/x
  3. Step 3: Cross multiply
    189,265.14x = 284,309.82 × 114,420.56
  4. Step 4: Simplify right side
    189,265.14x = 32,530,887,396.35
  5. Step 5: Solve for x
    x = 32,530,887,396.35/189,265.14
  6. Step 6: Final answer
    x = 171,879.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.