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Finding the Fourth Proportional to 175,781.92, 242,578.44 and 95,209.20

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Solution

The fourth proportional to 175,781.92, 242,578.44 and 95,209.20 is: 131,388.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,781.92 : 242,578.44 = 95,209.20 : x
  2. Step 2: Convert to fraction form
    175,781.92/242,578.44 = 95,209.20/x
  3. Step 3: Cross multiply
    175,781.92x = 242,578.44 × 95,209.20
  4. Step 4: Simplify right side
    175,781.92x = 23,095,699,209.65
  5. Step 5: Solve for x
    x = 23,095,699,209.65/175,781.92
  6. Step 6: Final answer
    x = 131,388.37

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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.