Home / 251,455.13-374,813.82-231,277.01

Finding the Fourth Proportional to 251,455.13, 374,813.82 and 231,277.01

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Solution

The fourth proportional to 251,455.13, 374,813.82 and 231,277.01 is: 344,736.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,455.13 : 374,813.82 = 231,277.01 : x
  2. Step 2: Convert to fraction form
    251,455.13/374,813.82 = 231,277.01/x
  3. Step 3: Cross multiply
    251,455.13x = 374,813.82 × 231,277.01
  4. Step 4: Simplify right side
    251,455.13x = 86,685,817,722.21
  5. Step 5: Solve for x
    x = 86,685,817,722.21/251,455.13
  6. Step 6: Final answer
    x = 344,736.73

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.