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Finding the Fourth Proportional to 166,866.88, 230,241.78 and 95,270.20

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Solution

The fourth proportional to 166,866.88, 230,241.78 and 95,270.20 is: 131,453.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,866.88 : 230,241.78 = 95,270.20 : x
  2. Step 2: Convert to fraction form
    166,866.88/230,241.78 = 95,270.20/x
  3. Step 3: Cross multiply
    166,866.88x = 230,241.78 × 95,270.20
  4. Step 4: Simplify right side
    166,866.88x = 21,935,180,428.96
  5. Step 5: Solve for x
    x = 21,935,180,428.96/166,866.88
  6. Step 6: Final answer
    x = 131,453.17

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1.5x scale

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.