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Finding the Fourth Proportional to 173,586.60, 259,991.10 and 169,698.60

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Solution

The fourth proportional to 173,586.60, 259,991.10 and 169,698.60 is: 254,167.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,586.60 : 259,991.10 = 169,698.60 : x
  2. Step 2: Convert to fraction form
    173,586.60/259,991.10 = 169,698.60/x
  3. Step 3: Cross multiply
    173,586.60x = 259,991.10 × 169,698.60
  4. Step 4: Simplify right side
    173,586.60x = 44,120,125,682.46
  5. Step 5: Solve for x
    x = 44,120,125,682.46/173,586.60
  6. Step 6: Final answer
    x = 254,167.81

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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.