Home / 271,832.44-407,909.04-103,494.48

Finding the Fourth Proportional to 271,832.44, 407,909.04 and 103,494.48

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Solution

The fourth proportional to 271,832.44, 407,909.04 and 103,494.48 is: 155,302.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,832.44 : 407,909.04 = 103,494.48 : x
  2. Step 2: Convert to fraction form
    271,832.44/407,909.04 = 103,494.48/x
  3. Step 3: Cross multiply
    271,832.44x = 407,909.04 × 103,494.48
  4. Step 4: Simplify right side
    271,832.44x = 42,216,333,982.10
  5. Step 5: Solve for x
    x = 42,216,333,982.10/271,832.44
  6. Step 6: Final answer
    x = 155,302.78

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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.