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Finding the Fourth Proportional to 165,767.88, 248,651.55 and 41,108.88

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Solution

The fourth proportional to 165,767.88, 248,651.55 and 41,108.88 is: 61,663.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,767.88 : 248,651.55 = 41,108.88 : x
  2. Step 2: Convert to fraction form
    165,767.88/248,651.55 = 41,108.88/x
  3. Step 3: Cross multiply
    165,767.88x = 248,651.55 × 41,108.88
  4. Step 4: Simplify right side
    165,767.88x = 10,221,786,730.76
  5. Step 5: Solve for x
    x = 10,221,786,730.76/165,767.88
  6. Step 6: Final answer
    x = 61,663.25

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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.