Home / 213,922.44-320,883.66-56,150.64

Finding the Fourth Proportional to 213,922.44, 320,883.66 and 56,150.64

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Solution

The fourth proportional to 213,922.44, 320,883.66 and 56,150.64 is: 84,225.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,922.44 : 320,883.66 = 56,150.64 : x
  2. Step 2: Convert to fraction form
    213,922.44/320,883.66 = 56,150.64/x
  3. Step 3: Cross multiply
    213,922.44x = 320,883.66 × 56,150.64
  4. Step 4: Simplify right side
    213,922.44x = 18,017,822,874.54
  5. Step 5: Solve for x
    x = 18,017,822,874.54/213,922.44
  6. Step 6: Final answer
    x = 84,225.96

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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.