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Finding the Fourth Proportional to 101,176.70, 151,765.05 and 63,614.98

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Solution

The fourth proportional to 101,176.70, 151,765.05 and 63,614.98 is: 95,422.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,176.70 : 151,765.05 = 63,614.98 : x
  2. Step 2: Convert to fraction form
    101,176.70/151,765.05 = 63,614.98/x
  3. Step 3: Cross multiply
    101,176.70x = 151,765.05 × 63,614.98
  4. Step 4: Simplify right side
    101,176.70x = 9,654,529,861.62
  5. Step 5: Solve for x
    x = 9,654,529,861.62/101,176.70
  6. Step 6: Final answer
    x = 95,422.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.