Home / 204,791.14-307,186.44-55,031.43

Finding the Fourth Proportional to 204,791.14, 307,186.44 and 55,031.43

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Solution

The fourth proportional to 204,791.14, 307,186.44 and 55,031.43 is: 82,547.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,791.14 : 307,186.44 = 55,031.43 : x
  2. Step 2: Convert to fraction form
    204,791.14/307,186.44 = 55,031.43/x
  3. Step 3: Cross multiply
    204,791.14x = 307,186.44 × 55,031.43
  4. Step 4: Simplify right side
    204,791.14x = 16,904,909,069.81
  5. Step 5: Solve for x
    x = 16,904,909,069.81/204,791.14
  6. Step 6: Final answer
    x = 82,547.07

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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.