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Finding the Fourth Proportional to 162,099.75, 223,723.59 and 95,031.75

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Solution

The fourth proportional to 162,099.75, 223,723.59 and 95,031.75 is: 131,159.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,099.75 : 223,723.59 = 95,031.75 : x
  2. Step 2: Convert to fraction form
    162,099.75/223,723.59 = 95,031.75/x
  3. Step 3: Cross multiply
    162,099.75x = 223,723.59 × 95,031.75
  4. Step 4: Simplify right side
    162,099.75x = 21,260,844,273.98
  5. Step 5: Solve for x
    x = 21,260,844,273.98/162,099.75
  6. Step 6: Final answer
    x = 131,159.02

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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.