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Finding the Fourth Proportional to 226,567.92, 312,651.72 and 124,591.44

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Solution

The fourth proportional to 226,567.92, 312,651.72 and 124,591.44 is: 171,929.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,567.92 : 312,651.72 = 124,591.44 : x
  2. Step 2: Convert to fraction form
    226,567.92/312,651.72 = 124,591.44/x
  3. Step 3: Cross multiply
    226,567.92x = 312,651.72 × 124,591.44
  4. Step 4: Simplify right side
    226,567.92x = 38,953,728,013.28
  5. Step 5: Solve for x
    x = 38,953,728,013.28/226,567.92
  6. Step 6: Final answer
    x = 171,929.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.