Home / 230,021.83-345,046.52-72,250.27

Finding the Fourth Proportional to 230,021.83, 345,046.52 and 72,250.27

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Solution

The fourth proportional to 230,021.83, 345,046.52 and 72,250.27 is: 108,379.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,021.83 : 345,046.52 = 72,250.27 : x
  2. Step 2: Convert to fraction form
    230,021.83/345,046.52 = 72,250.27/x
  3. Step 3: Cross multiply
    230,021.83x = 345,046.52 × 72,250.27
  4. Step 4: Simplify right side
    230,021.83x = 24,929,704,733.93
  5. Step 5: Solve for x
    x = 24,929,704,733.93/230,021.83
  6. Step 6: Final answer
    x = 108,379.74

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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.