Home / 271,186.24-406,781.73-71,534.98

Finding the Fourth Proportional to 271,186.24, 406,781.73 and 71,534.98

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Solution

The fourth proportional to 271,186.24, 406,781.73 and 71,534.98 is: 107,303.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,186.24 : 406,781.73 = 71,534.98 : x
  2. Step 2: Convert to fraction form
    271,186.24/406,781.73 = 71,534.98/x
  3. Step 3: Cross multiply
    271,186.24x = 406,781.73 × 71,534.98
  4. Step 4: Simplify right side
    271,186.24x = 29,099,122,919.92
  5. Step 5: Solve for x
    x = 29,099,122,919.92/271,186.24
  6. Step 6: Final answer
    x = 107,303.10

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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.