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Finding the Fourth Proportional to 179,407.58, 269,111.75 and 168,446.61

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Solution

The fourth proportional to 179,407.58, 269,111.75 and 168,446.61 is: 252,670.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,407.58 : 269,111.75 = 168,446.61 : x
  2. Step 2: Convert to fraction form
    179,407.58/269,111.75 = 168,446.61/x
  3. Step 3: Cross multiply
    179,407.58x = 269,111.75 × 168,446.61
  4. Step 4: Simplify right side
    179,407.58x = 45,330,961,156.43
  5. Step 5: Solve for x
    x = 45,330,961,156.43/179,407.58
  6. Step 6: Final answer
    x = 252,670.27

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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.