Home / 226,877.16-313,108.56-131,385.56

Finding the Fourth Proportional to 226,877.16, 313,108.56 and 131,385.56

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Solution

The fourth proportional to 226,877.16, 313,108.56 and 131,385.56 is: 181,322.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,877.16 : 313,108.56 = 131,385.56 : x
  2. Step 2: Convert to fraction form
    226,877.16/313,108.56 = 131,385.56/x
  3. Step 3: Cross multiply
    226,877.16x = 313,108.56 × 131,385.56
  4. Step 4: Simplify right side
    226,877.16x = 41,137,943,496.39
  5. Step 5: Solve for x
    x = 41,137,943,496.39/226,877.16
  6. Step 6: Final answer
    x = 181,322.54

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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.