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Finding the Fourth Proportional to 73,896.29, 101,944.40 and 45,217.29

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Solution

The fourth proportional to 73,896.29, 101,944.40 and 45,217.29 is: 62,379.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,896.29 : 101,944.40 = 45,217.29 : x
  2. Step 2: Convert to fraction form
    73,896.29/101,944.40 = 45,217.29/x
  3. Step 3: Cross multiply
    73,896.29x = 101,944.40 × 45,217.29
  4. Step 4: Simplify right side
    73,896.29x = 4,609,649,498.68
  5. Step 5: Solve for x
    x = 4,609,649,498.68/73,896.29
  6. Step 6: Final answer
    x = 62,379.99

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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.