Home / 219,441.17-329,161.75-61,669.62

Finding the Fourth Proportional to 219,441.17, 329,161.75 and 61,669.62

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Solution

The fourth proportional to 219,441.17, 329,161.75 and 61,669.62 is: 92,504.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,441.17 : 329,161.75 = 61,669.62 : x
  2. Step 2: Convert to fraction form
    219,441.17/329,161.75 = 61,669.62/x
  3. Step 3: Cross multiply
    219,441.17x = 329,161.75 × 61,669.62
  4. Step 4: Simplify right side
    219,441.17x = 20,299,279,668.61
  5. Step 5: Solve for x
    x = 20,299,279,668.61/219,441.17
  6. Step 6: Final answer
    x = 92,504.43

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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.