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Finding the Fourth Proportional to 64,858.73, 97,112.22 and 33,628.37

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Solution

The fourth proportional to 64,858.73, 97,112.22 and 33,628.37 is: 50,351.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,858.73 : 97,112.22 = 33,628.37 : x
  2. Step 2: Convert to fraction form
    64,858.73/97,112.22 = 33,628.37/x
  3. Step 3: Cross multiply
    64,858.73x = 97,112.22 × 33,628.37
  4. Step 4: Simplify right side
    64,858.73x = 3,265,725,054.01
  5. Step 5: Solve for x
    x = 3,265,725,054.01/64,858.73
  6. Step 6: Final answer
    x = 50,351.36

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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.