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Finding the Fourth Proportional to 166,095, 229,214.34 and 99,027

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Solution

The fourth proportional to 166,095, 229,214.34 and 99,027 is: 136,659.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,095 : 229,214.34 = 99,027 : x
  2. Step 2: Convert to fraction form
    166,095/229,214.34 = 99,027/x
  3. Step 3: Cross multiply
    166,095x = 229,214.34 × 99,027
  4. Step 4: Simplify right side
    166,095x = 22,698,408,447.18
  5. Step 5: Solve for x
    x = 22,698,408,447.18/166,095
  6. Step 6: Final answer
    x = 136,659.19

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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.