Home / 213,441.88-320,180.94-63,672.52

Finding the Fourth Proportional to 213,441.88, 320,180.94 and 63,672.52

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Solution

The fourth proportional to 213,441.88, 320,180.94 and 63,672.52 is: 95,514.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,441.88 : 320,180.94 = 63,672.52 : x
  2. Step 2: Convert to fraction form
    213,441.88/320,180.94 = 63,672.52/x
  3. Step 3: Cross multiply
    213,441.88x = 320,180.94 × 63,672.52
  4. Step 4: Simplify right side
    213,441.88x = 20,386,727,305.77
  5. Step 5: Solve for x
    x = 20,386,727,305.77/213,441.88
  6. Step 6: Final answer
    x = 95,514.19

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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.