Home / 271,319.60-406,923.98-102,781.82

Finding the Fourth Proportional to 271,319.60, 406,923.98 and 102,781.82

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Solution

The fourth proportional to 271,319.60, 406,923.98 and 102,781.82 is: 154,151.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,319.60 : 406,923.98 = 102,781.82 : x
  2. Step 2: Convert to fraction form
    271,319.60/406,923.98 = 102,781.82/x
  3. Step 3: Cross multiply
    271,319.60x = 406,923.98 × 102,781.82
  4. Step 4: Simplify right side
    271,319.60x = 41,824,384,717.51
  5. Step 5: Solve for x
    x = 41,824,384,717.51/271,319.60
  6. Step 6: Final answer
    x = 154,151.73

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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.