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Finding the Fourth Proportional to 162,099, 223,722.54 and 95,031

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Solution

The fourth proportional to 162,099, 223,722.54 and 95,031 is: 131,157.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,099 : 223,722.54 = 95,031 : x
  2. Step 2: Convert to fraction form
    162,099/223,722.54 = 95,031/x
  3. Step 3: Cross multiply
    162,099x = 223,722.54 × 95,031
  4. Step 4: Simplify right side
    162,099x = 21,260,576,698.74
  5. Step 5: Solve for x
    x = 21,260,576,698.74/162,099
  6. Step 6: Final answer
    x = 131,157.98

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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.