Home / 219,525.18-329,249.50-61,716.12

Finding the Fourth Proportional to 219,525.18, 329,249.50 and 61,716.12

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Solution

The fourth proportional to 219,525.18, 329,249.50 and 61,716.12 is: 92,563.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,525.18 : 329,249.50 = 61,716.12 : x
  2. Step 2: Convert to fraction form
    219,525.18/329,249.50 = 61,716.12/x
  3. Step 3: Cross multiply
    219,525.18x = 329,249.50 × 61,716.12
  4. Step 4: Simplify right side
    219,525.18x = 20,320,001,651.94
  5. Step 5: Solve for x
    x = 20,320,001,651.94/219,525.18
  6. Step 6: Final answer
    x = 92,563.42

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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.