Home / 271,579.54-407,369.31-144,835.80

Finding the Fourth Proportional to 271,579.54, 407,369.31 and 144,835.80

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Solution

The fourth proportional to 271,579.54, 407,369.31 and 144,835.80 is: 217,253.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,579.54 : 407,369.31 = 144,835.80 : x
  2. Step 2: Convert to fraction form
    271,579.54/407,369.31 = 144,835.80/x
  3. Step 3: Cross multiply
    271,579.54x = 407,369.31 × 144,835.80
  4. Step 4: Simplify right side
    271,579.54x = 59,001,659,909.30
  5. Step 5: Solve for x
    x = 59,001,659,909.30/271,579.54
  6. Step 6: Final answer
    x = 217,253.70

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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.