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Finding the Fourth Proportional to 64,610.46, 96,939.99 and 22,493.70

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Solution

The fourth proportional to 64,610.46, 96,939.99 and 22,493.70 is: 33,749.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,610.46 : 96,939.99 = 22,493.70 : x
  2. Step 2: Convert to fraction form
    64,610.46/96,939.99 = 22,493.70/x
  3. Step 3: Cross multiply
    64,610.46x = 96,939.99 × 22,493.70
  4. Step 4: Simplify right side
    64,610.46x = 2,180,539,053.06
  5. Step 5: Solve for x
    x = 2,180,539,053.06/64,610.46
  6. Step 6: Final answer
    x = 33,749.01

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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.