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Finding the Fourth Proportional to 272,537.96, 408,690.24 and 94,992.44

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Solution

The fourth proportional to 272,537.96, 408,690.24 and 94,992.44 is: 142,447.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,537.96 : 408,690.24 = 94,992.44 : x
  2. Step 2: Convert to fraction form
    272,537.96/408,690.24 = 94,992.44/x
  3. Step 3: Cross multiply
    272,537.96x = 408,690.24 × 94,992.44
  4. Step 4: Simplify right side
    272,537.96x = 38,822,483,101.79
  5. Step 5: Solve for x
    x = 38,822,483,101.79/272,537.96
  6. Step 6: Final answer
    x = 142,447.98

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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.