Home / 227,041.80-313,317.76-131,603.85

Finding the Fourth Proportional to 227,041.80, 313,317.76 and 131,603.85

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Solution

The fourth proportional to 227,041.80, 313,317.76 and 131,603.85 is: 181,613.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,041.80 : 313,317.76 = 131,603.85 : x
  2. Step 2: Convert to fraction form
    227,041.80/313,317.76 = 131,603.85/x
  3. Step 3: Cross multiply
    227,041.80x = 313,317.76 × 131,603.85
  4. Step 4: Simplify right side
    227,041.80x = 41,233,823,489.38
  5. Step 5: Solve for x
    x = 41,233,823,489.38/227,041.80
  6. Step 6: Final answer
    x = 181,613.36

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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.