Home / 226,814.06-312,998.82-141,977.90

Finding the Fourth Proportional to 226,814.06, 312,998.82 and 141,977.90

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Solution

The fourth proportional to 226,814.06, 312,998.82 and 141,977.90 is: 195,926.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,814.06 : 312,998.82 = 141,977.90 : x
  2. Step 2: Convert to fraction form
    226,814.06/312,998.82 = 141,977.90/x
  3. Step 3: Cross multiply
    226,814.06x = 312,998.82 × 141,977.90
  4. Step 4: Simplify right side
    226,814.06x = 44,438,913,601.08
  5. Step 5: Solve for x
    x = 44,438,913,601.08/226,814.06
  6. Step 6: Final answer
    x = 195,926.63

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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.