Home / 331,827.30-457,839.45-195,863.94

Finding the Fourth Proportional to 331,827.30, 457,839.45 and 195,863.94

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Solution

The fourth proportional to 331,827.30, 457,839.45 and 195,863.94 is: 270,243.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,827.30 : 457,839.45 = 195,863.94 : x
  2. Step 2: Convert to fraction form
    331,827.30/457,839.45 = 195,863.94/x
  3. Step 3: Cross multiply
    331,827.30x = 457,839.45 × 195,863.94
  4. Step 4: Simplify right side
    331,827.30x = 89,674,238,564.43
  5. Step 5: Solve for x
    x = 89,674,238,564.43/331,827.30
  6. Step 6: Final answer
    x = 270,243.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.