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Finding the Fourth Proportional to 171,159.35, 236,120.36 and 110,749.46

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Solution

The fourth proportional to 171,159.35, 236,120.36 and 110,749.46 is: 152,782.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,159.35 : 236,120.36 = 110,749.46 : x
  2. Step 2: Convert to fraction form
    171,159.35/236,120.36 = 110,749.46/x
  3. Step 3: Cross multiply
    171,159.35x = 236,120.36 × 110,749.46
  4. Step 4: Simplify right side
    171,159.35x = 26,150,200,630.66
  5. Step 5: Solve for x
    x = 26,150,200,630.66/171,159.35
  6. Step 6: Final answer
    x = 152,782.78

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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.