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Finding the Fourth Proportional to 64,241.70, 96,362.54 and 22,122.81

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Solution

The fourth proportional to 64,241.70, 96,362.54 and 22,122.81 is: 33,184.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,241.70 : 96,362.54 = 22,122.81 : x
  2. Step 2: Convert to fraction form
    64,241.70/96,362.54 = 22,122.81/x
  3. Step 3: Cross multiply
    64,241.70x = 96,362.54 × 22,122.81
  4. Step 4: Simplify right side
    64,241.70x = 2,131,810,163.54
  5. Step 5: Solve for x
    x = 2,131,810,163.54/64,241.70
  6. Step 6: Final answer
    x = 33,184.21

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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.