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Finding the Fourth Proportional to 95,048, 131,166.24 and 55,304

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Solution

The fourth proportional to 95,048, 131,166.24 and 55,304 is: 76,319.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,048 : 131,166.24 = 55,304 : x
  2. Step 2: Convert to fraction form
    95,048/131,166.24 = 55,304/x
  3. Step 3: Cross multiply
    95,048x = 131,166.24 × 55,304
  4. Step 4: Simplify right side
    95,048x = 7,254,017,736.96
  5. Step 5: Solve for x
    x = 7,254,017,736.96/95,048
  6. Step 6: Final answer
    x = 76,319.52

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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.