Home / 204,801.26-307,262.37-105,031.35

Finding the Fourth Proportional to 204,801.26, 307,262.37 and 105,031.35

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Solution

The fourth proportional to 204,801.26, 307,262.37 and 105,031.35 is: 157,578.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,801.26 : 307,262.37 = 105,031.35 : x
  2. Step 2: Convert to fraction form
    204,801.26/307,262.37 = 105,031.35/x
  3. Step 3: Cross multiply
    204,801.26x = 307,262.37 × 105,031.35
  4. Step 4: Simplify right side
    204,801.26x = 32,272,181,919.17
  5. Step 5: Solve for x
    x = 32,272,181,919.17/204,801.26
  6. Step 6: Final answer
    x = 157,578.04

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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.