Home / 339,983.27-469,158.43-186,996.77

Finding the Fourth Proportional to 339,983.27, 469,158.43 and 186,996.77

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Solution

The fourth proportional to 339,983.27, 469,158.43 and 186,996.77 is: 258,045.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,983.27 : 469,158.43 = 186,996.77 : x
  2. Step 2: Convert to fraction form
    339,983.27/469,158.43 = 186,996.77/x
  3. Step 3: Cross multiply
    339,983.27x = 469,158.43 × 186,996.77
  4. Step 4: Simplify right side
    339,983.27x = 87,731,109,382.43
  5. Step 5: Solve for x
    x = 87,731,109,382.43/339,983.27
  6. Step 6: Final answer
    x = 258,045.37

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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.