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Finding the Fourth Proportional to 105,892.44, 159,582.36 and 95,375.64

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Solution

The fourth proportional to 105,892.44, 159,582.36 and 95,375.64 is: 143,733.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,892.44 : 159,582.36 = 95,375.64 : x
  2. Step 2: Convert to fraction form
    105,892.44/159,582.36 = 95,375.64/x
  3. Step 3: Cross multiply
    105,892.44x = 159,582.36 × 95,375.64
  4. Step 4: Simplify right side
    105,892.44x = 15,220,269,717.71
  5. Step 5: Solve for x
    x = 15,220,269,717.71/105,892.44
  6. Step 6: Final answer
    x = 143,733.30

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.